[HN Gopher] Air pollution fell substantially as Paris restricted...
       ___________________________________________________________________
        
       Air pollution fell substantially as Paris restricted car traffic
        
       Author : perihelions
       Score  : 412 points
       Date   : 2025-04-12 16:26 UTC (6 hours ago)
        
 (HTM) web link (www.washingtonpost.com)
 (TXT) w3m dump (www.washingtonpost.com)
        
       | perihelions wrote:
       | https://archive.is/zWfzo
        
       | jeffbee wrote:
       | Barely even mentions the noise. Cities aren't loud but cars are.
       | Paris 2025 vs 1995 soundscapes very different.
        
         | 1over137 wrote:
         | Yes, this was very noticeable during covid lockdowns too.
        
         | altairprime wrote:
         | I believe https://carto.bruitparif.fr/ represents 2022 levels,
         | but my French is very rusty and I suspect that historical data
         | review is more readily available to a speaker of it. Perhaps
         | that site has lockdown data as a layer somewhere?
        
           | williamdclt wrote:
           | Yep, it says this is a map of noise levels, representing the
           | Lden noise indicator over a full day
        
         | paulgb wrote:
         | Manhattan recently got congestion pricing and it's noticeably
         | more enjoyable because of this, even indoors.
        
         | sergiotapia wrote:
         | There's this guy on YouTube that travelled to india and one
         | thing stood out to me was the non-stop honking of cars and
         | bikes. Just endless forever. What a nightmare!
         | 
         | I wonder what that does to a population. How does anyone
         | think??
         | 
         | https://youtu.be/IFUIdcrgW6M?si=o6LkXK4MyS-PL7m-&t=661
        
           | netsharc wrote:
           | I think there's a few studies. E.g.
           | https://link.springer.com/article/10.1007/s11356-024-33973-9
           | 
           | I used to live next to a big intersection with a red light,
           | and the cars accelerating away when it goes green was
           | annoying. I now live at the end of a cul-de-sac with a
           | cemetary behind me. So much more peaceful!
        
         | carstenhag wrote:
         | Of course, noise on sidewalks is important and annoying. But to
         | a German who is used to good (sealed) German windows, French
         | and Spanish cities, just to name some, are just a pain.
         | 
         | Be it in hotel rooms or regular homes, almost nowhere the
         | windows are sealed. Just pressing gently on the window (more
         | pressure on the sealing) reduces the moped noises by 30-50%.
        
           | jeffbee wrote:
           | [cries in American]
        
         | dluan wrote:
         | This it the most immediate and obvious change in any Chinese
         | city now, they are practically silent. All electric cars means
         | you can actually have a conversation with someone while walking
         | through crowded downtown areas, and you never realize how much
         | of a difference it makes until you experience it.
        
       | TulliusCicero wrote:
       | Those are some really awesome changes. If only we could get more
       | of that for cities in the US.
        
         | JasonBorne wrote:
         | We can. Slowly over time we need to raise awareness of the
         | benefits of this.
        
           | sorcerer-mar wrote:
           | Just tax road consumption so people who use the roads
           | actually pay for them.
           | 
           | It is _amazing_ what this has achieved in Manhattan.
        
             | notyourwork wrote:
             | Poor taxes are not a great solution with respect to
             | equality.
        
               | sorcerer-mar wrote:
               | https://www.mta.info/fares-tolls/tolls/congestion-relief-
               | zon...
               | 
               | Pretty trivial to discount/exempt people as is done in
               | NYC.
               | 
               | An even simpler starting point (which we should actually
               | do for all road-related fees like tickets IMO) is to set
               | fees by the KBB value of the vehicle in question. Let
               | people contest them in court if they want.
        
               | loeg wrote:
               | The population driving into Manhattan is not poor. It's a
               | consumption tax, not a poor tax.
        
         | gre wrote:
         | Right when covid started I drove around Austin to pick
         | something up. There were hardly any cars on the road and the
         | air looked pristine after several days of people mostly staying
         | at home.
        
           | xenospn wrote:
           | Same thing in LA. It was nice!
        
           | michaelcampbell wrote:
           | Immediately followig 9/11 in the US, there were a number of
           | atmospheric scientists that were able to conduct studies for
           | the first time without jet con-trails in the air.
        
       | onlyrealcuzzo wrote:
       | How much of this has to do with the policies highlighted -
       | removing 50k parking spots, adding bike lanes and green spaces -
       | and how much has to do with cars having better exhaust?
       | 
       | How much less cars are on the road today vs then?
       | 
       | The charts and title make it look like there's no cars in Paris
       | anymore. That's not the case, at all.
        
         | davidw wrote:
         | Given that tires produce a lot of particulate matter, even EV's
         | contribute to pollution significantly.
        
         | actuallyalys wrote:
         | This paper [0] suggests improvements in car emissions has
         | played a big role in reducing emissions in European cities as a
         | whole. Vehicle emissions of all kinds have fallen pretty
         | dramatically across Europe [1], although this is total
         | emissions for vehicles, so it includes policies to reduce
         | driving as well as those to reduce each vehicle's emissions. So
         | overall trends toward more efficient cars are certainly part of
         | the story. Given these images are between 2007, when emissions
         | had already been falling, and 2024, I'm inclined to think the
         | policies highlighted in the article played a significant role
         | as well.
         | 
         | [0]:
         | https://www.sciencedirect.com/science/article/pii/S259016211...
         | 
         | [1]:
         | https://www.eea.europa.eu/en/analysis/indicators/emissions-o...
        
         | gniv wrote:
         | Like another commenter in this thread I suspect it's mostly due
         | to banning cars with Crit'air > 2.
        
         | thatsit wrote:
         | I'm currently visiting Paris for the second time in my life
         | after 2008. I can tell you it's much cleaner now than it has
         | been back then. There are many electric (cargo) bikes,
         | scooters, cars and buses. The city is much quieter and there is
         | way less crazy traffic. There are few cars parked on the side
         | of the street. However these parking spots were cleared for
         | bike lanes and bike sharing parking. Biggest polluter are the
         | garage trucks, which are still diesel and noisy. If they manage
         | to replace them by electric ones, many parts of the city will
         | be really quiet.
        
       | mjevans wrote:
       | "Ban all the cars" does have noticeable effects.
       | 
       | I wonder if something less all / none might have nearly the same
       | effects with far less drawbacks otherwise.
       | 
       | E.G. What if only emissions testing certified low emission
       | vehicles were allowed? What if only electric? How about requiring
       | quiet utility trucks for garbage / freight / etc?
       | 
       | For cities that large / dense, adding in Caves of Steel like
       | people-mover belts might be a great alternative too.
        
         | iambateman wrote:
         | Paris has certainly not banned all cars. Just reduced their
         | numbers.
        
         | Doctor_Fegg wrote:
         | > What if only electric?
         | 
         | Then the streets would still be unsafe and congested, just with
         | a bit less pollution.
        
         | 10-1-100 wrote:
         | With modern emissions standards, more than 50% of the harmful
         | pollution comes from tires/brakes/road surface wear/resuspended
         | dust:
         | 
         | https://www.oecd.org/en/publications/non-exhaust-particulate...
         | 
         | Moving away from privately owned cars entirely seems to be the
         | only way to eliminate the health impact of cars on people in a
         | city.
        
           | stavros wrote:
           | Are publicly-owned cars somehow not emitting anything? Or,
           | how else will people get around?
           | 
           | I live in a European city, where I rarely use my car to get
           | around. Banning cars won't do anything, because I don't use
           | my car because I can, I use it because I have to.
           | 
           | If you want to get rid of cars, design cities that can be
           | lived in without having to use cars.
        
             | eesmith wrote:
             | People wouldn't use publicly-owned cars, they would used
             | publicly-owned buses, trams, subways, and other forms of
             | mass transit, plus (as the article points out), making it
             | easier to walk or bike.
             | 
             | I believe the goal of limiting car use in Paris is as part
             | of re-designing the city so it can be lived in without
             | having to use cars, yes.
        
           | ajsnigrutin wrote:
           | > With modern emissions standards, more than 50% of the
           | harmful pollution comes from tires/brakes/road surface
           | wear/resuspended dust:
           | 
           | Sure, but what about compared to eg. 15 year old diesels with
           | removed DPF filters? Those were the cars that were removed
           | from paris (with the "eco stickers" and other regulation),
           | and that brought the pollution down.
           | 
           | New cars exhaust very little particulate matter, so
           | percantages don't say a lot.
           | 
           | I mean.. almost 100% of the polution of bicyles comes from
           | tires/brakes/road surface/resuspended dust, but the total
           | amount is very low.
        
         | pama wrote:
         | In modern cars, including EV, polution and noise come from
         | weight and tires and breaks; the polution levels are a sharp
         | funxtion of speed, but the speeds at which they dont matter
         | much, dont offer benefits either. If we had magnetic/levitated
         | cars maybe some simple solution could be found, but with the
         | current designs where the tires hit the asphalt it seems hard
         | to make things environmentally friendly in a city other than
         | reducing or banning cars.
         | 
         | I like the idea of people-mover belts. Maybe fast surface belts
         | and escalators could help larger cities if cars were out of the
         | way. Subway systems almost feel like people-mover belts
         | sometimes, but their noise levels are incredibly high and they
         | do damage metalic rails during breaking so not sure how low the
         | contribution to air polution could be.
        
           | stavros wrote:
           | This is a bad-faith fallacy. We had cars that emitted X
           | amounts of tyre/brake particulate and 10X amounts of
           | combustion residue, we got rid of the combustion part, and
           | now we hear "OMG! 100% is tyre particulate!!!"
           | 
           | Sure, but people won't stop moving, and there's no vacuum,
           | you should compare brake particulate to whatever else people
           | would use if cars didn't exist.
        
             | danieldk wrote:
             | Or you could just make a city car-free. There are so many
             | benefits besides fewer particles in the air. People can
             | walk and cycle safely. Kids can play in the streets. The
             | atmosphere is so much nicer, since people are not isolated
             | by walls around them.
             | 
             | I have lived in a city with a (nearly) car-free city center
             | (+ separate bike lines for many roads outside the center)
             | for most of my adult life [1] and it is just glorious. Most
             | locals just walk or cycle. Longer distances by (electric)
             | bus or train.
             | 
             | [1]
             | https://en.wikipedia.org/wiki/Groningen#Cycling_and_walking
        
               | Saline9515 wrote:
               | Kids can't play in streets as now the new predators are
               | cyclists who don't slow down or get down of their bikes.
               | Besides, cars are a staple for families, and hardly
               | substituable. Good luck doing groceries for 6 without
               | one.
        
               | fhackenberger wrote:
               | Cargo bike?
        
               | Saline9515 wrote:
               | It isn't very different than a car if you want to reach
               | the same level of features.
        
               | andrepd wrote:
               | It's mind boggling to me that this is a genuine comment.
               | 
               | I suggest this yt channel as a start to open your eyes as
               | to how yes, another world is possible
               | https://www.youtube.com/watch?v=ORzNZUeUHAM
        
               | Saline9515 wrote:
               | I live in Riga, here cyclists ride on the sidewalk, along
               | with e-scooters. I went out for a ten minutes walk with
               | my son, I had to physically and verbally intervene three
               | times to avoid him being hit by a cyclist or e-scooter.
               | Last month our nanny was hit by a cyclist. In Paris it is
               | very common and the main reason they banned e-scooters.
               | 
               | So, while the US paradigm is toxic, I'm not convinced
               | about the one you are proposing, given that, in my
               | experience, cyclists are ruthless and never behave unless
               | I physically intimidate them. And I would rather walk in
               | peace.
        
               | dublinben wrote:
               | It's a shame that riders of bikes and scooters in your
               | city feel so unsafe riding on the road, that they are
               | forced onto the sidewalks. Blame dangerous drivers and
               | the lack of protected bike lanes though, not your
               | neighbors who are just trying to arrive at their
               | destinations alive.
               | 
               | Pedestrian collisions with bikes versus collisions with
               | automobiles are utterly incomparable both in number and
               | severity. If that cyclist had been driving a car, you
               | would probably need to find a new nanny!
        
         | jfengel wrote:
         | It's not just about emissions. The entire character of the area
         | changes. The streets fill with pedestrians and bicycles.
         | 
         | Garbage trucks and ambulances still use the streets. But they
         | face no traffic and are exceptions rather than the rule. They
         | don't need to be either low emission or quiet, though those
         | things are also nice to have, since those things are no longer
         | the most pressing issues.
        
         | wffurr wrote:
         | Compare with the ULEV zone in other cities and control for
         | other differences. You could possibly even publish that as a
         | research paper!
        
         | thrance wrote:
         | I live in Paris, cars haven't all been banned. Some streets
         | have been made pedestrians only and some lanes have been
         | converted into bike lanes, but overall you can drive almost
         | everywhere in the city (although that was always painful).
         | 
         | We have that certificate you mention. Today in most large
         | cities in France, some streets are forbidden to cars that have
         | a bad "Crit'air" score. It's a sticker you have to order
         | online, with a number from 1 to 6. What number you receive is
         | dependent on your car's model and its age. You have to put it
         | under your windshield or risk getting fined by the police.
        
         | appreciatorBus wrote:
         | I'm not familiar with the particulars of the Paris program but
         | a "car ban" doesn't have to ban garbage & freight trucks.
         | 
         | I'd argue these, along with private or public transit,
         | emergency vehicles etc, are the best uses for the internal
         | combustion engine or just vehicles in general. The problem with
         | ICE/car/vehicles, isn't that they exist or are useful, but that
         | at some point we over-indexed on their utility and ignored
         | their externalities & subsidies.
        
       | bill38 wrote:
       | There's still a lot of cars driving in Paris. And motor scooters.
        
         | karaterobot wrote:
         | Shhhhh, we're trying to pretend we know what we're talking
         | about here.
        
         | ismailmaj wrote:
         | It's mostly in the west of Paris i.e. 8th, 15th and 16th
         | districts, the other districts not so much if at all.
        
       | bri3d wrote:
       | Worth noting that 50-60% of passenger cars in France are diesel,
       | but Paris have been gradually banning older higher emission
       | diesels (Crit'air 3, 4, 5) from Paris. Banning cars outright also
       | works, of course, but I suspect a lot of the reduction can be
       | attributed to getting particularly bad diesel cars out vs. the
       | limited areas where cars are entirely restricted.
        
         | 10-1-100 wrote:
         | Also worth noting that with modern emissions standards (and
         | transition to EVs), over 50% of handful particulates come from
         | tires, brakes, road surface wear, and resuspended dust:
         | 
         | https://www.oecd.org/en/publications/non-exhaust-particulate...
         | 
         | I don't think there's any healthy level of private cars
         | coexisting with humans in a city, without even considering the
         | more immediate harms from crashes, etc.
        
           | azinman2 wrote:
           | Wonder if anyone is working on ways for breaks and tires to
           | be less harmful, or polluting?
        
             | dmckeon wrote:
             | Regenerative braking would tend to reduce particulates from
             | friction braking.
        
               | Swizec wrote:
               | Most European cars already have engine braking. EV
               | regenerative braking just maintains the behavior that
               | folks only used to automatics forgot about. Automatics I
               | think are still not super common in Europe.
        
               | beardyw wrote:
               | In the UK about one third are automatic but make up three
               | quarters of new registrations.
        
               | Cthulhu_ wrote:
               | I don't know if EVs and hybrids are very popular in the
               | UK but they are all automatics.
        
               | pjmlp wrote:
               | Hybrids are surely not all automatic, unless the one we
               | own suddenly changed.
        
               | trollbridge wrote:
               | But spews forth more rubber (and plastic, since that's
               | what tyres are made from these days), which is an ongoing
               | problem for Tesla EVs when owners discover their tyres
               | don't last nearly as long because they're transmitting
               | power both when starting and stopping, not just when
               | starting.
        
               | lotsofpulp wrote:
               | I don't understand this concept. I would expect an ICE
               | and an EV vehicle with the same weight, speed,
               | deceleration, tires, etc to have the same wear on tires.
               | The difference being the energy to stop an ICE being
               | transferred to the brake pads and rotors, rather than
               | recharging the EV's battery.
               | 
               | What am I missing? Why wouldn't the tires experience the
               | same forces in both scenarios?
        
               | trollbridge wrote:
               | It's due to the regenerative braking, which transmits
               | more power via the wheels when decelerating. Most ICE
               | cards don't have regenerative braking; hybrids tend to.
        
               | bri3d wrote:
               | This doesn't make sense. Energy in the system is
               | conserved. On an ICE car, brakes convert the energy to
               | heat. On an EV, motors convert the energy to electricity.
               | The tires experience the same net force.
               | 
               | EVs wear tires more quickly, in general, because they are
               | very heavy and produce more torque (and drivers are more
               | likely to request that torque, also).
        
               | flomo wrote:
               | I'd guess an ICE transmission provides some deceleration
               | too. But right on, apples-to-apples you would need to
               | compare a Tesla to a Mercedes or etc and not a Corolla.
               | They are sold as a luxury/performance car.
        
               | chowells wrote:
               | But the _brakes_ experience less work, and so there is
               | less combined brake and tire dust for distance traveled.
        
               | lotsofpulp wrote:
               | If the stopping distance is the same (same accel/decel),
               | I don't understand this statement
               | 
               | > because they're transmitting power both when starting
               | and stopping, not just when starting.
               | 
               | bri3d's adjacent post is what my thoughts would be on why
               | EV's consume more tires.
        
               | AnthonyMouse wrote:
               | > I don't understand this concept.
               | 
               | It's because it's wrong. If you decelerate the same
               | vehicle at the same rate, the tires can't even tell
               | whether the deceleration is from regenerative braking or
               | friction braking, so the only difference is less brake
               | dust with regenerative braking.
               | 
               | If anything it's the opposite because regenerative
               | braking is more effective when braking is gradual, giving
               | the driver a direct convenience and financial incentive
               | to brake less aggressively (better range, buy less gas or
               | charging), which generates _less_ tire wear.
        
               | gruturo wrote:
               | > I don't understand this concept.
               | 
               | Because it's completely wrong. The tires indeed
               | experience the same force and don't care where the energy
               | is dumped. As other posters wrote, the increased tire
               | pollution from EVs is because they tend to be heavier,
               | and because their considerable extra torque is likely to
               | be (ab)used by their drivers. Yours truly included,
               | guilty as charged, though I do practice restraint...
               | often.
        
               | tschwimmer wrote:
               | You're only considering braking, and for that case you're
               | right. You're not considering acceleration, where EVs
               | supply near maximum torque instantly when you press the
               | accelerator pedal. This causes increased wear in tires,
               | I've seen estimates of 20%.
        
               | philjohn wrote:
               | Which can easily be sorted with a more gentle throttle
               | curve.
               | 
               | My EV has three modes - Eco, Normal and Sport. In Sport
               | you get shoved back in your seat from the instant torque,
               | and the fast 0-60 times. In Eco you take off like in a
               | normal car.
               | 
               | You also need to remember that traction control is
               | inherrently easier and faster in an EV as the ECU has
               | fine grained control of how much power to send to the
               | tyres and can effect it near instantly.
        
               | detaro wrote:
               | > because they're transmitting power both when starting
               | and stopping, not just when starting.
               | 
               | For the tires it doesn't matter if the energy from
               | stopping is transferred into brakes or back into a motor
               | though?
        
               | FredPret wrote:
               | It's because they weigh more
        
               | thehappypm wrote:
               | "They weigh more" is something I kinda have a problem
               | with. People act like EVs are these behemoths, but your
               | typical EV is hardly an outlier. The Tesla Model 3, for
               | example, weighs as much as a Honda CRV. Yes, that's a
               | different car class; but nobody looks at a CRV and
               | complains about its weight and the environmental impact
               | of that weight on air quality nearly the same way.
        
               | lotsofpulp wrote:
               | People who care about the externalities of unnecessarily
               | large and heavy vehicles do complain about compact
               | utility vehicles, aka "I want to sit higher up".
               | 
               | A model Y would be the comparison to a CRV (model Y is
               | 400 pounds / 10% heavier).
        
               | AnthonyMouse wrote:
               | You don't even have to go to a different class. A Model 3
               | weighs about as much as a BMW 3 series and both weigh
               | slightly _less_ than the average new car.
        
               | rangestransform wrote:
               | This is as much of a criticism of bmw as a compliment to
               | Tesla, the new M5 weighs more than a similarly fast lucid
               | air
        
               | FredPret wrote:
               | I just looked it up and wow, you're right. A Cybertruck
               | weighs less than an F250 depending on specs
        
             | NightMKoder wrote:
             | I don't know about tires, but for brakes we already know
             | how to make lower dust brakes - use drum brakes instead of
             | disc brakes. The friction material is enclosed on drum
             | brakes so much less of it just flies away.
        
               | dharmab wrote:
               | Ever driven a vehicle with drums in the front? Even on a
               | light vehicle they take a long time to stop.
        
               | oblio wrote:
               | Can drum brakes be used for all kinds of vehicles?
        
               | sokoloff wrote:
               | They were for many decades...
               | 
               | Even if there's 5% of vehicles that couldn't use them, it
               | would still be a large decrease in local particulates.
               | 
               | (I don't expect this to happen, of course, absent
               | draconian particulate emissions laws.)
        
               | Cthulhu_ wrote:
               | There's also EVs that generally do most of their braking
               | on the regenerative whatsit, which causes no wear on the
               | brake pads. A lot of it can be prevented by education /
               | driving style, and improving road designs to allow for
               | smooth driving.
        
               | cure wrote:
               | Pretty much every EV does regenerative baking, because it
               | (greatly) extends range. Even hybrids have done this
               | since the very earliest mass-market models (the 1997
               | Prius has it). EV brakes see a lot less wear and tear
               | than ICE brakes.
        
               | frosted-flakes wrote:
               | Some electric vehicles use drum brakes on the rear
               | wheels, like the ID.Buzz.
        
             | usrusr wrote:
             | Lighter cars, really, that's it. Make vehicles that match
             | the transportation case in question instead of palaces on
             | wheels that carry battery sized for solving some once in a
             | year use case.
             | 
             | And/or make them go slower.
        
               | potato3732842 wrote:
               | You can use harder rubber compounds but that's a non-
               | starter because longer stopping distances.
        
               | bryanlarsen wrote:
               | It is common for electric cars to use harder rubber
               | compounds in their tires. Not because of particulates,
               | but because tire noise is particularly noticeable in an
               | otherwise quiet electric car, and because tire life is a
               | concern for EV drivers.
               | 
               | Luckily, both reduced noise and increased life are fairly
               | well correlated with reduced particulate emission.
        
               | netsharc wrote:
               | Huh, imagine EVs that have removable add-on batteries
               | that you'd only plug in for the longer trips..
               | 
               | Like the Thinkpads with the "bigger battery" humps:
               | https://sm.pcmag.com/t/pcmag_ap/photo/l/lenovo-
               | thi/lenovo-th...
        
               | jopsen wrote:
               | A battery trailer might affect the speed limit your
               | allowed to drive.
               | 
               | But it would be cool to just rent the extra 500km when
               | needed :)
        
               | netsharc wrote:
               | Obviously a trailer would not be a clever idea, but Nio
               | already has cars with swappable batteries, for short
               | distances you could just install a battery pack which is
               | maybe 20% battery and 80% empty space
               | 
               | https://www.youtube.com/watch?v=hNZy603as5w
        
               | sokoloff wrote:
               | It's enough of a pain in the ass to swap summer and
               | winter tires, and that's something that (some) people
               | only do twice a year. I can't imagine people wanting to
               | swap battery packs (either themself or by making an
               | appointment at a service center) before and after every
               | long trip.
        
               | illiac786 wrote:
               | If it's faster than filing up, why not.
        
               | dboreham wrote:
               | It won't be.
        
               | illiac786 wrote:
               | Low effort reply, really, try to put in some arguments at
               | least.
               | 
               | https://news.ycombinator.com/newsguidelines.html
        
               | ljf wrote:
               | Ideally they could just come to my home or workplace and
               | swap the batteries out there while I am doing something
               | else (if it is going to take longer than 30 mins)
        
               | dboreham wrote:
               | Having done a long trip in an EV, in a very inhospitable
               | location (the USA, without access to Tesla chargers), I'm
               | not convinced there is an EV range/charge time problem. I
               | think it's mostly in the minds of the public. Hence I'm
               | skeptical that the changeable battery pack is a solution
               | to any problem.
               | 
               | My experience was that you end up stopping to charge a
               | bit more often than you'd stop to fill up gas, but
               | factoring in stops for bathroom and food, it's really not
               | a significant difference. There just needs to be more
               | chargers (to avoid queuing for an open one), and chargers
               | that are more closely spaced (every 50 miles like gas
               | stations instead of every 100+ miles). Then today's EVs
               | will be just fine for long trips. Not completely perfect,
               | but perfectly adequate, to the point that it won't be
               | worthwhile buying an ICE vehicle just to have it for long
               | trips.
        
               | wtallis wrote:
               | Speed limits for towing smaller trailers mostly derive
               | from safety concerns about overloaded or imbalanced
               | trailers being unstable at high speeds. A battery-only
               | trailer with little or no cargo space, designed and
               | certified in conjunction with specific tow vehicles,
               | could easily be safe enough to operate at highway speeds.
               | 
               | I think the main reason why we don't see anyone seriously
               | pursuing the battery trailer idea is that it would be an
               | expensive niche product. It would have to be mostly a
               | rental-only product, and offer few advantages over simply
               | renting a more suitable vehicle.
        
               | rangestransform wrote:
               | This is a stupid idea because you'd have to make
               | fasteners and high voltage interfaces that can survive an
               | order of magnitude more cycles than they have to for a
               | fixed pack. It would also be significantly more difficult
               | to use the pack as a stressed member of the car
               | structure. It's better to just have less batteries and
               | use them more efficiently through weight savings.
        
               | Earw0rm wrote:
               | Don't the charging ports already have to do that?
        
               | bcrl wrote:
               | Do you realize that one of the reasons for the swappable
               | batteries on various Thinkpads is so that you can hot
               | swap batteries without powering down or rebooting?
               | 
               | I've never had an issue with the connectors for the
               | batteries of the ThinkPad, and being able to swap in a
               | spare fully charged battery has been very helpful many
               | times when out doing field working all day long. What is
               | an issue are the little plastic tabs on the batteries
               | that break off over time. However, usually the batteries
               | have already lost a lot of their lifespan by the time
               | that happens, and since the batteries are removable they
               | can be replaced without opening up the system or melting
               | glue with heat as is the case on most modern cell phones.
               | Seems like a win to me!
        
               | sightbroke wrote:
               | I could be wrong but the currents and voltages for EVs
               | are rather bit more dangerous and taxing than that
               | typically found used in laptops.
               | 
               | Which I think the person you replied was partially
               | attempting to point out.
        
               | carlosjobim wrote:
               | It would be incredible if somebody invented a light car,
               | that would transport one or two people and some
               | groceries. Maybe with two wheels instead of four to take
               | up less space. Hmmm why has nobody invented this?
        
               | AnthonyMouse wrote:
               | Crash test ratings.
        
               | andrepd wrote:
               | Maybe even some sort of pedal-powered contraption.
               | Perhaps we could even build lanes for these bi-cycles
               | instead of 22 lane highways.
        
               | Krssst wrote:
               | While bicycles are quite convenient for commuting, I am
               | not sure if there is a way for transporting groceries for
               | an entire week for multiple people. Is there such a way?
               | The only solution I see is doing groceries every day.
        
               | const_cast wrote:
               | Groceries every day (or every few days) becomes viable
               | and common in cities like Paris. It's a lot easier to do
               | when you don't have to take a car, and the culture then
               | shifts too to fresher food.
        
               | gorbachev wrote:
               | My mom used to this year round, in every weather and
               | temperature (incl. -20C), when I was a kid several
               | decades ago.
               | 
               | Honestly I don't know how she did it, but she did. It
               | helped that we had separated bike lanes pretty much
               | everywhere. It is entirely possible if the infrastructure
               | supports it.
               | 
               | This sort of thing is why I'm personally a big fan of the
               | 15-minute city concept.
        
               | gnatolf wrote:
               | Plenty of Europeans have cargo bikes and make do with 2-3
               | supermarket trips per week for families of 4-5 peeps.
               | 
               | Only bulk drinks (crates of beer/soda/...) are
               | challenging. But for those, very often delivery systems
               | are in place that surely are more efficient than
               | individual trips anyways.
        
               | frosted-flakes wrote:
               | I regularly carry four cases of water (48 cans) on my
               | standard bicycle without a problem.
               | 
               | Whenever I go grocery shopping I mount a milk crate to my
               | rear rack (this takes about six seconds) and put the
               | cases in vertically. I can also carry a 4L jug of milk in
               | the handlebar-mounted basket.
        
               | Cthulhu_ wrote:
               | We can do it, but it's going to be two trips. However,
               | there's like half a dozen grocery stores within a 10
               | minute bike radius where I live (modern suburb). Others
               | who live out in the countryside will need to travel
               | further, but that's generally the tradeoff; more
               | comfortable / quiet living in exchange for longer
               | distance to amenities.
        
               | spockz wrote:
               | We just get the bulk groceries delivered. Only fresh
               | vegetables and fruit we get during the week in case we
               | need some that last a week.
        
               | Reason077 wrote:
               | In London we had multiple supermarket options within 10
               | mins walk. And even more within 10 minutes cycling
               | distance.
               | 
               | Usually we'd just stop on the way home from work or
               | whatever to do small, quick shops for whatever we needed.
               | 
               | But on the rare occasion where we did need to do a "big
               | shop", we just ordered groceries online for delivery the
               | next day. All the major UK supermarkets offer this, with
               | free or very cheap delivery, delivered by
               | environmentally-friendly electric trucks.
        
               | CorrectHorseBat wrote:
               | We do most of our weekly groceries with a grandma cart, a
               | cargo bike fits much more.
        
               | tirant wrote:
               | I've been doing that for years on a cargo bike. I shop
               | for a family of four once a week and everything fits in
               | one cargo bike without any issue.
        
               | dghlsakjg wrote:
               | Cargo bikes or bike trailers are two of many solutions to
               | this dilemma that immediately sprung to mind. In the
               | Netherlands I have seen grocery stores deliver large
               | deliveries in big tricycles.
               | 
               | There are billions of people that manage their shopping
               | without a car. Millions of them live in North America.
               | Surely, some of them have solved this problem for a
               | family without having to go shopping daily.
        
               | carlosjobim wrote:
               | It's a bit futuristic, but I heard the Italian company
               | Givi has some great solutions for transporting cargo on
               | two wheelers:
               | 
               | https://www.givi.it
        
               | ncruces wrote:
               | Why does it need to be either/or? I make do almost the
               | entire week without a car. Schools within walking
               | distance, then mass transit to work.
               | 
               | So what if I own and use a small family car, to go
               | shopping and take the kids places?
               | 
               | Let's not let the perfect be the enemy of the good.
               | 
               | My neighborhood is a real life 15min city, and most
               | people of all ages _choose_ to walk. We don 't need to
               | prevent families from owning a car and taking it grocery
               | shopping once a week.
        
               | Cthulhu_ wrote:
               | The French have got you covered there [0].
               | 
               | There's also plenty of other, more practical / affordable
               | microcars [1] on the road around where I live, they're
               | considered equivalent to mopeds in terms of legality /
               | requirements but you don't need a helmet, they seat two
               | people and some groceries, etc. They used to be mainly
               | popular for elderly people but they seem to catch on to
               | other people too. Great for local traffic.
               | 
               | [0] https://en.wikipedia.org/wiki/Renault_Twizy
               | 
               | [1] https://en.wikipedia.org/wiki/Microcar
        
               | dkga wrote:
               | I'm delighted to introduce to you the amazing
               | microlino.ch
        
             | ZeroGravitas wrote:
             | EU is introducing limits for this as part of the Euro 7
             | standard, which is spurring various tech improvements.
        
             | lostlogin wrote:
             | Regenerative braking helps with brake dust, but is probably
             | offset by extra tyre wear on EVs. I go weeks without using
             | the brakes and usually don't even touch the brake pedal.
        
             | FredPret wrote:
             | I wouldn't be surprised if we make great strides in this at
             | the rate that materials science is barrelling along
        
             | jeffbee wrote:
             | Normal car designers who aren't drug-addicted sociopaths
             | have already more than solved this problem. If you put
             | hard, narrow, high-lifetime tires on small diameter wheels
             | you get a car that it more efficient, quieter, cheaper to
             | operate, and pollutes less in terms of particulate matter.
             | If you are Elon Musk you sell a car with totally
             | inappropriate summer racing tires on 20-inch wheels and the
             | owners have to replace the whole set every year.
        
           | ethagknight wrote:
           | I flipped through the summary of that report, and I would
           | think there is almost surely no way this is true, unless
           | focusing on worst case assumptions like aggressive driving
           | styles and very poorly maintained vehicles.
           | 
           | Your conclusion that there is not "any healthy level of
           | private cars coexisting" is heavy handed. There is a balance,
           | but I suspect it's more of a jealousy/equality issue. Heavily
           | taxed and high quality requirements can surely lead to a
           | healthy coexisting. Limiting trips to when they are truly
           | worth the cost is an equation to be solved.
        
             | SequoiaHope wrote:
             | If EVs don't emit tailpipe emissions then 100% of their
             | emissions will be those things. They're also heavier and so
             | have more tire wear. It seems not unintuitive to me that
             | their emissions might push the boundaries of strict modern
             | emissions standards.
             | 
             | For taxing cars, you're still leaving so much car
             | infrastructure out there. It swallows the world. Six months
             | ago for the first time ever I got a job where I could bike
             | to work. The world is so much different from a bike. It
             | becomes clear how dangerous cars are to humans, and how
             | they chop up our cities in to little rectangles. I'm
             | constantly at risk of being hit by cars that don't stop. I
             | love being on my bike. I feel like I'm part of the world. I
             | ride rain or shine thanks to nice gear. We give up so much
             | to have a world with cars. We could move our road budgets
             | to trains and bike paths and have so much more space and
             | health and life.
        
             | appreciatorBus wrote:
             | My desire not to inhale brake & tire particulate, not to be
             | killed while walking to the store, and not to subsidize
             | others expensive lifestyles, is not rooted in jealousy.
             | 
             | I owned a car once, it was sometimes convenient,
             | interesting & fun, but it was also often infuriating,
             | terrifying and expensive. If I can pull it off, I'd prefer
             | to never own one again. I don't really care if anyone else
             | owns them, I just don't want to subsidize them or have
             | their externalities imposed on me.
             | 
             | An alternative to outright bans is to make some good faith
             | attempt at estimating externalities and internalizing them,
             | and reducing subsidies such as free, or below market rate
             | public land for private vehicle operation & storage. But
             | this is difficult and it's not clear the politics of it
             | would be much better than an outright bans. If a good faith
             | effort determined that operating a car while not being
             | subsidized and not inflicting externalities on others, cost
             | a significant amount of money, then the whole effort would
             | be castigated as limiting driving to the very rich, and
             | probably wouldn't go very far. So it feels like we end up
             | with either "everyone drives everywhere all the time for
             | everything and it's the govt's job to shovel public funds &
             | land at it" or outright bans in popular areas.
             | 
             | Cars, oil, and the internal combustion engine, are all
             | tremendously useful, and we would be foolish to pretend
             | otherwise. But all tools have their ideal uses and all
             | tools can be misused & overused to bad ends, both for the
             | tool user and for others.
             | 
             | A world of 100% gasoline car ownership where the car was
             | simply a fun toy for kick ass weekend road trips, and
             | cities had never been bulldozed to make room for them as
             | substitutes for our legs, would be a pretty great world,
             | even if it involved a bit more
             | pollution/externalities/subsidies than some utopian car
             | free world.
        
               | fragmede wrote:
               | public escalators and moving walkways are a concept for
               | cities from a century ago that we largely missed out on.
        
             | andrepd wrote:
             | It's not "jealousy"... I've lived in a city where having a
             | car was virtually mandatory, and I've lived in a city where
             | you could safely bike everywhere. There's NO QUESTION which
             | one I prefer.
             | 
             | Even my most reactionary and car-loving extended family
             | members had this opinion when they visited :)
        
           | stavros wrote:
           | With EVs, 100% of particulates are from tires, etc! It's a
           | disaster!
           | 
           | Except, you know, the amount remained the same, we just got
           | rid of the other 98% that used to be there.
        
             | aziaziazi wrote:
             | Well IIRC ev are significantly heavier than ice in average,
             | which has a direct consequence on amount of stress on the
             | tires and brakes pad.
        
             | MPSFounder wrote:
             | Just not true. I favor EVs, but it is incredibly misleading
             | to say 98% comes from other sources. In many places,
             | natural gas and coal are still used to generate the
             | electricity needed. That must be accounted for in your life
             | cycle analysis. In fact, once you remove the Musk
             | propaganda, Tesla's EVs are by no way greener (draw a
             | boundary around his other company SpaceX, and the rocket
             | fuel it uses, and you immediately see what I mean. Worse
             | than Exxon I would bet)
        
               | adonovan wrote:
               | True, but even in Wyoming, where you EV is really a coal-
               | powered vehicle, the coal is not burned in the city.
        
               | timewizard wrote:
               | Are you sure about that?
               | 
               | https://en.wikipedia.org/wiki/List_of_power_stations_in_W
               | yom...
        
               | sokoloff wrote:
               | What you linked seems to me to support GP's text.
               | 
               | What content on that page do you read as refuting those
               | claims?
        
               | dboreham wrote:
               | Fun fact: there are no cities in Wyoming.
        
               | rascul wrote:
               | There are a lot of different ways to define "city".
               | Wikipedia list 19 in Wyoming, but I'm not sure what
               | criteria they use.
               | 
               | https://en.wikipedia.org/wiki/List_of_municipalities_in_W
               | yom...
        
             | adrianN wrote:
             | Since EVs are heavier and accelerate better they probably
             | produce more tire dust.
        
               | tirant wrote:
               | Not necessarily. EVs have also an almost perfect traction
               | control due to immediate torque control by the electric
               | motor, so it's very difficult to spin wheels in
               | situations of low traction, which reduces tire wear and
               | emissions.
               | 
               | On ICE cars, it's much slower with way higher latency due
               | to the mechanical inertias.
        
           | ahaucnx wrote:
           | It seems that there has been fundamental mistakes and
           | overstatements in the amount of particles from brakes in much
           | of the secondary research in the last decades.
           | 
           | Details: https://pubs.acs.org/doi/10.1021/acs.estlett.4c00792
        
             | bornfreddy wrote:
             | One would also expect that EVs wouldn't emit that many
             | particles from brakes since the brakes typically wear much
             | more slowly than with ICE cars.
        
               | domoritz wrote:
               | But they are heavier. Not saying it offsets the effect
               | but it's just not straight forward to assume either way.
        
               | AnthonyMouse wrote:
               | They're not inherently heavier. They're only heavier if
               | you put a long-range battery in them, even then it's not
               | by very much, and even that may not persist as higher
               | energy density batteries are developed.
               | 
               | Or to put it another way, the difference between a small
               | car and a large SUV is _far_ greater than the difference
               | between an electric car and a gasoline car.
        
               | rowanG077 wrote:
               | It's true they are not that much heavier in terms of pure
               | numbers. But road wear is a proportional to the
               | difference in axle weight to the fourth power.
        
               | pornel wrote:
               | But this also means that almost all of the wear is from
               | trucks.
               | 
               | This whole meme comes from junk science
               | (https://www.emissionsanalytics.com/news/pollution-tyre-
               | wear-...)
               | 
               | > we found that the car emitted 5.8 grams per kilometer
               | of particles. Compared with regulated exhaust emission
               | limits of 4.5 milligrams per kilometer, the completely
               | unregulated tyre wear emission is higher by a factor of
               | over 1,000.
               | 
               | They took plastic shedded by a gas car on non-EV tires,
               | and compared it _by weight_ to safety limits for gaseous
               | emissions. This makes as much sense as saying that a lump
               | of coal has 1,000 times more carbon than the safety
               | limits for carbon monoxide.
        
               | rowanG077 wrote:
               | What meme? The article you linked talks about tire wear.
               | Not road wear. I didn't even touch on tire wear. Road
               | wear is well studied.
               | https://en.wikipedia.org/wiki/Fourth_power_law
               | 
               | I really can't place your comment, you simply start
               | talking about something completely unrelated to what I
               | was talking about.
        
               | merman wrote:
               | Size for size they're heavier. Maybe someday not but they
               | are.
        
               | iknowstuff wrote:
               | The Standard Range model 3 weighs 3,582 lbs, while the
               | Long Range and Performance trims both weigh 4,065 lbs.
               | 
               | The BMW 3 Series has a curb weight ranging from 3,536 to
               | 4,180 pounds
        
               | philjohn wrote:
               | But the fact that EV brakes don't wear at nearly the same
               | rate as ICE brakes still stands.
               | 
               | My EV6 (pretty heavy car) manual explicitly says "you
               | should probably do some hard breaking from moderate speed
               | to prevent corrosion on the brake discs".
               | 
               | Because 90+% of the time when you press the brake pedal
               | the friction brakes aren't being used at all, it's all
               | regen.
        
               | Spooky23 wrote:
               | [delayed]
        
               | djaychela wrote:
               | But the brakes don't get used 90% of the time,it's all
               | regen.
        
               | Reason077 wrote:
               | EVs have very low brake wear because you simply aren't
               | _using_ the friction brakes at all most of the time.
               | 
               | A lot of EVs even have smart "blended" brake pedals that
               | preferentially apply regen braking when you press the
               | pedal. Only in particularly hard stops will the friction
               | brakes get used.
               | 
               | An easy way to test/observe this is simply to check for
               | wear on the brake pads of EVs compared to combustion
               | vehicles of similar mileage.
               | 
               |  _Tires_ , on the other hand, do tend to wear out quicker
               | in an EV. Partly due to weight and also due to higher
               | performance/acceleration compared to combustion models.
        
               | bryanlarsen wrote:
               | In the US, the average car weight and the average EV
               | weight are basically identical. (4300 pounds vs 4400
               | pounds). When you compare similarly sized models the EV
               | tends to be about 10% heavier, but gasoline cars tend to
               | be larger than EV's.
        
               | gambiting wrote:
               | My Volvo XC60 T8 is not even a full EV but after 5 years
               | of ownership the brakes on this 2200kg, 400bhp SUV are
               | only 10% worn - it's all thanks to regenerative braking
               | with the EV motor. It definitely makes a massive impact
               | on how quickly the brakes wear out(as in - much much much
               | less than in a normal car).
        
               | bornfreddy wrote:
               | It doesn't matter though? Less braking material used
               | equals less particles emitted. So if we accept that
               | brakes on EVs last longer (and are otherwise similar in
               | size), then they pollute less.
        
             | Kuinox wrote:
             | Then from what the pollution in the subway come from ?
        
               | philjohn wrote:
               | most subway trains are decades old - newer fleets have
               | regenerative braking[1]
               | 
               | But also ... almost a century of brake dust because
               | nobody is going through and vacuuming the tunnels.
               | 
               | [1] https://tfl.gov.uk/corporate/transparency/freedom-of-
               | informa...
        
             | robocat wrote:
             | Greens seem to deceive in the same way as green-washing
             | except with greener deceptions (whereas green-washing is
             | capitalists pretending to be green).
             | 
             | Example: a report on the cost-benefit of using bicycles,
             | that comes out with a fantastic positive number for
             | introducing a cycle lane. Except the number depends on a
             | monetary estimate of the benefits to society for health
             | improvements. I'm sure the health improvements exist, and
             | it wouldn't surprise me that the health benefits to society
             | were well estimated. The problem is that by cherry-picking
             | benefits you can simply ignore all monetary benefits of
             | cars (no benefits for cars were mentioned as I recall).
             | 
             | I've seen it in other articles which talk sacharrinely
             | about the benefit of some green tech. But ignoring real
             | costs and certainly not being balanced. The ultra-
             | idealistic greenies are not helping their cause when
             | rubbish is repeated.
        
               | kspacewalk2 wrote:
               | It would be great if you could cite the report you're
               | talking about, so we can judge for ourselves whether
               | you're steel-manning or straw-manning its methodology.
        
           | basisword wrote:
           | There are lots of things in cities that are unhealthy for
           | both ourselves and others but we allow them. It's possible to
           | make big improvements while still enjoying a certain amount
           | of the benefit of something.
           | 
           | For example - if you use the London Underground the air you
           | breathe in is significantly worse than the air above ground
           | in busy traffic. Significantly.
        
           | telotortium wrote:
           | > I don't think there's any healthy level of private cars
           | coexisting with humans in a city
           | 
           | Concentrating humans together into a small locality, which is
           | what a city is, will inherently have a significant
           | environmental impact. Cities before private cars were still
           | quite polluted, because transportation still has to take
           | place just to keep the city running. Electric vehicles are
           | the _best-case_ scenario for truck deliveries, construction
           | vehicles, and everything else you need to keep a city running
           | on a day-to-day basis.
           | 
           | Moreover, you have to consider _all_ cities in this analysis,
           | not just posh, post-industrial cities like those in the US
           | and Western Europe. Manufacturing has to take place
           | _somewhere_ , and logistics considerations imply that most
           | manufacturing will be located next to transportation
           | infrastructure. Just like any other economic activity,
           | manufacturing benefits from talent clusters (a major reason
           | cities exist), so manufacturing will tend to concentrate in
           | cities as well, or at least the suburbs, which you can easily
           | observe in China.
           | 
           | If you really hate air pollution, move to the country and be
           | willing to sacrifice the advantages of cities.
        
             | illiac786 wrote:
             | Cities have a positive environmental impact when you
             | compare it with spreading the same population in villages
             | across thousands of miles.
             | 
             | It would be an insane amount of roads, cabling, water
             | pipes, etc.
             | 
             | Cities are bad for human health, but good for the
             | environment.
        
               | hombre_fatal wrote:
               | Are they bad for human health compared to other ways of
               | living like rural or suburbs? iirc rural people get the
               | least amount of exercise because you just sit inside all
               | day.
        
           | impossiblefork wrote:
           | What if the cars were made really light?
           | 
           | Four bicycle wheels, as many batteries as you can safely put
           | on something supported by four bicycle wheels, an aerodynamic
           | CFRP bubble for the driver etc?
           | 
           | I think such a vehicle can be better than one thinks, with
           | acceptable range, acceptable particle emissions, acceptable
           | noise levels; and I think they could easily get to 80 km/h
           | safely.
        
             | robin_reala wrote:
             | Seeing as we're talking Paris, there are plenty of Twizys
             | around. Not light light, but a third the weight of even a
             | new Renault 5 EV.
             | https://en.m.wikipedia.org/wiki/Renault_Twizy
        
               | impossiblefork wrote:
               | Mm.
               | 
               | Now that I see it in real life I don't know how I feel
               | about it. It doesn't feel safe when I see a Twizy, but
               | when I see these cars in my mind I see them on Swedish
               | bicycle roads.
               | 
               | The whole thing would probably require a total
               | transformation of city travel.
        
               | Ericson2314 wrote:
               | The regulatory regime will take a minute to figure out,
               | but with tiny vehicles like this + good transit + closing
               | streets to regular big cars, we'll figure it out.
        
             | iknowstuff wrote:
             | Cotroen ami
             | 
             | https://www.citroen.co.uk/ami
        
           | HPsquared wrote:
           | 50% number of particulates might not amount to 50% of the
           | health risk.
           | 
           | Not all particles are the same. Diesel exhaust particulates
           | are polycyclic aromatic hydrocarbons, i.e. pure carcinogen.
           | Whereas I really doubt tire and brake dust has the same
           | health risk "per particle".
           | 
           | Granted it may even be higher! But comparing two different
           | things by simply "number of particles" isn't helpful.
        
           | pornel wrote:
           | Heavy particles and gaseous emissions are not comparable in
           | such a simplistic way. If you take a dump on the street it
           | doesn't mean you caused 50 million times more emissions than
           | the EPA limits for ICE car exhaust.
           | 
           | For example, iron from brakes is heavy but ecologically
           | pretty harmless. OTOH NO2 weighs almost nothing, but is
           | toxic. You can eat 30mg of iron per day _to stay healthy_
           | (just don 't lick it off the asphalt directly), but a similar
           | amount of NO2 would be lethal.
           | 
           | Heavy particles don't stay in the air for long, and don't get
           | easily absorbed into organisms. OTOH gaseous emissions and
           | small particulates from combustion can linger in the air, and
           | can get absorbed into the lungs and the bloodsteam.
        
             | Ericson2314 wrote:
             | the break pad and tire particles in question are not so
             | large they precipitate immediately. They aren't iron but
             | rather real/synthetic rubber and other organics. There is
             | research on them being bad for human health.
        
         | epolanski wrote:
         | I lived in downtown Rome, Italy. By far the biggest pollution
         | you get in your house, it's...dust from brakes. It's a tragedy.
         | 
         | Not saying diesel ain't bad, but even now that diesels have
         | been largely banned or reduced to euro 6, it has changed
         | nothing about brake dust.
         | 
         | My flat would fill with it in a single day. It's everywhere.
         | And I lived on a third floor, not even at street level.
        
           | FredPret wrote:
           | How do you know the dust was specifically brake dust?
        
             | Saline9515 wrote:
             | Only electric vehicules are allowed inside the ZFE.
        
               | TheBlight wrote:
               | Doesn't answer the question though.
        
             | MilaM wrote:
             | I live in a house next to a moderately busy street with car
             | traffic and also some public transport (bus lines). I
             | noticed that the windows (and frames) facing the street get
             | dirty much faster than the windows facing the garden. The
             | dirt on the street side is also pretty gross, sticky and
             | hard to clean. It's just an anecdotal observation, but I
             | could not come up with a better explanation so far.
        
               | FredPret wrote:
               | I had a balcony overlooking a highway in Toronto once,
               | and it got super grimy as well. I think all the different
               | kinds of car emissions combine into some sort of super
               | bad tarry crap that then collects every kind of passing
               | dust particle.
        
             | epolanski wrote:
             | Good point.
             | 
             | I'm quite sure it was brake dust because during COVID 19
             | lockdowns everything was the same (heating etc) but streets
             | were void of cars.
             | 
             | Then I've read some scientific article about brake with
             | pics and it looked exactly as what I got inside my house.
             | 
             | I can't conclude 100% it was it (or just it), but it seems
             | to be the most probable cause along tires.
        
               | FredPret wrote:
               | Ah, that's interesting. Although I imagine cars kick up a
               | lot of old-fashioned dirt dust from the road and swoosh
               | up some more of that from the sidewalks as they drive as
               | well.
        
         | Cthulhu_ wrote:
         | Many cities in Europe have introduced climate zones in the past
         | ~20 years, mainly to ban older smoky diesels like that. Petrol
         | cars have also gotten more efficient; smaller engines (1 liter
         | 3 cylinder ones are the norm now for smaller cars), smaller
         | cars, more efficient engines, stop/start systems, hybrids and
         | EVs (especially good for city traffic), etc.
         | 
         | That said, when I was in Paris last there were a lot of motor-
         | scooters; while they also have small engines etc, I can't see
         | them being much cleaner than well-designed cars, only due to
         | their smaller size. Given time, I'm sure the range on their
         | electric counterparts will become good enough as well to become
         | a practical replacement.
        
       | Modified3019 wrote:
       | It makes sense now why they burn cars every protest (besides
       | being fun). Pollution for a day, clean air for a lifetime
        
         | ARandomerDude wrote:
         | Ah yes, the joy of destroying your neighbor's property just for
         | fun. Is he a working-class guy, struggling to pay his bills?
         | Too bad. Because nothing says "let's build a better future"
         | than a riot.
        
           | 4ndrewl wrote:
           | Sadly, that is mostly how it happens. Wars/riots and strikes
           | are the only proven mechanism for effecting systemic change
           | to power structures. It's how you got most of your freedoms.
        
             | const_cast wrote:
             | I don't know why you're getting downvoted, it's literally,
             | objectively true.
             | 
             | The only reason Carnegie built 1500 public libraries is
             | because he knew otherwise there was a good chance some
             | vigilantes would take things into their own hands and he
             | and his family would hang.
             | 
             | Yes, it sucks that the only way to reach the rich and
             | powerful is to harm women, children and property. But at
             | least the rich and powerful of old knew this, and
             | preemptively prevented it.
             | 
             | New billionaires are far too cavalier. They believe
             | themselves invisible, and it shows in their utter
             | disrespect onto the average people. Where is our
             | philanthropy? Why do you not fear for your life?
             | 
             | We have become too civilized, and allowed the evil to laugh
             | in our faces.
        
               | goatlover wrote:
               | > Yes, it sucks that the only way to reach the rich and
               | powerful is to harm women, children
               | 
               | I would consider that evil, much as I want the current
               | administration and it's allies to have some healthy
               | respect (and thus restraint) for the power of the people.
        
               | const_cast wrote:
               | Of course it's evil, it's just that historically that's
               | what we've done and historically that's what effective.
               | 
               | It's largely good that we, as a people, have become more
               | civilized and don't resort to that. The unexpected
               | downside of that, though, is that we are much more
               | susceptible to being exploited. It's a sort of naivety
               | trade-off.
        
           | orwin wrote:
           | I will note that car burning is rare during protests. It
           | mostly happen during riots, which are quite rare (i think
           | 2005 were the big ones, and some light ones started last
           | year). What can happen is a luxury car finding itself on its
           | own roof (those racing cars are light).
           | 
           | During the yellow vest protest, "unsafe" property destruction
           | started, destroying an apartment and putting in danger
           | bystanders (the only death was due to a police grenade shot
           | trough an open window, but the protesters put in danger
           | bystanders too, and only luck prevented any deaths). Which
           | triggered an interesting response from old punks/antifas (and
           | also active ones): They joined facebook yellow vest protest
           | groups to teach "how to" destroy property properly: spot
           | danger points, how to find a target, how to avoid side
           | effects, when to avoid using fire (99.9% of the time), when
           | not to, how to deactivate teargas grenade (it is surprising,
           | but a lot of people do not know how to), and instilled in
           | some very theoritical points about secrecy and
           | compartmentalization that were passed down from like the
           | "groupe Barta", which, to be honest, is quite funny.
        
           | Kavelach wrote:
           | Massive strikes that are hard to contain got use the 8 hour
           | work day, weekends and a lot of labor rights. Civil right
           | movements won only because a huge portion of them were
           | militant (back then even the National Rifle Association
           | supported banning guns). A violent status quo necessitates
           | violence to achieve change.
        
             | eesmith wrote:
             | The suffrage movement in the UK also had a militant
             | component:
             | 
             | > The tactics of the [Women's Social and Political Union]
             | included shouting down speakers, hunger strikes, stone-
             | throwing, window-smashing, and arson of unoccupied churches
             | and country houses. In Belfast, when in 1914 the Ulster
             | Unionist Council appeared to renege on an earlier
             | commitment to women's suffrage,[27] the WSPU's Dorothy
             | Evans (a friend of the Pankhursts) declared an end to "the
             | truce we have held in Ulster." In the months that followed
             | WSPU militants (including Elizabeth Bell, the first woman
             | in Ireland to qualify as a doctor and gynaecologist) were
             | implicated in a series of arson attacks on Unionist-owned
             | buildings and on male recreational and sports facilities.
             | 
             | This influenced the US suffrage movement, like https://en.w
             | ikipedia.org/wiki/Women%27s_suffrage_in_the_Unit... , even
             | during WWI: "groups like the National Woman's Party that
             | continued militant protests during wartime were criticized
             | by other suffrage groups and the public, who viewed it as
             | unpatriotic."
        
           | thrance wrote:
           | The comment you resond to is obviously a joke, and so is
           | yours (in a way) but owning and driving a car in Paris almost
           | certainly places you in the upper class. Most Parisians don't
           | own cars, most don't use them to drive around the city.
        
         | kaonwarb wrote:
         | I am highly confident that a sufficient percentage of those
         | whose cars are burned go on to buy another car that the net
         | impact of the act you describe is negative on all counts.
        
         | jfengel wrote:
         | Er, aren't the cars in question electric cars?
         | 
         | That has little to do with the pollution or traffic, and more
         | about the extreme actions of their manufacturer. It's symbolic,
         | albeit largely ineffective and ignored by the target.
        
       | whimsicalism wrote:
       | it's always shocked me how diesel reliant Europe is, smells
       | absolutely terrible coming from the states
        
         | pjmlp wrote:
         | Way cheaper than gasoline, that is why.
        
           | SoftTalker wrote:
           | That's all a matter of taxation. Modern refining does not
           | produce diesel/kerosene as a leftover unless you want it.
        
             | pjmlp wrote:
             | Indeed, just like buying EVs is a matter of subsidies.
        
           | fragmede wrote:
           | What's interesting is that the price of electricity in the EU
           | makes EVs not competitive on that basis.
        
             | pjmlp wrote:
             | EV are still not competitive when most of us live in flats,
             | and most would never even consider buying one given their
             | prices if it wasn't for the subsidies.
        
           | julosflb wrote:
           | Diesel engines are also more efficient.
        
         | chrisco255 wrote:
         | Diesel motors last 2-3x longer on average. It shocks me that we
         | don't use diesel for everything.
        
         | potato3732842 wrote:
         | You get what you incentivize.
         | 
         | Europe chose to levy big fuel taxes and punitive displacement
         | taxes. Diesel cars are some of the best when it comes to
         | driving experience and fuel economy for a given displacement.
         | What followed was perfectly predictable.
         | 
         | The road to hell is paved with public policy implemented with
         | willful ignorance to obvious 2nd order effects.
        
         | tpm wrote:
         | Yes but sales of diesel passenger cars are falling fast, so
         | this will change in a few years.
         | 
         | https://robbieandrew.github.io/carsales/
        
         | kgwgk wrote:
         | There are many more gasoline cars than diesel cars in the
         | European Union. The latter are used more though and heavy
         | vehicles are also diesel so there is a higher consumption of
         | diesel than gasoline.
        
       | grg0 wrote:
       | Cars in cities, let alone designing cities around cars, is one of
       | the greatest tragedies of modern life.
        
         | jfengel wrote:
         | It is, though the problem predates the cars. At the time cars
         | were seen as a huge win over the vast piles of horse poop.
         | 
         | Cities do need to be reconsidered for more public transit and
         | more opportunities to walk, but other issues (delivery,
         | emergency, disability, etc) have to figure in.
        
           | EA-3167 wrote:
           | Not just horse poop, but dead horses that were quite the
           | chore to remove back in the day, and the danger posed to
           | pedestrians by a bunch of quite large and easily panicked
           | animals.
        
             | 1over137 wrote:
             | We still have that danger. But the animals are homo sapiens
             | and they are surrounded by 2 tonnes of metal. :)
        
               | EA-3167 wrote:
               | This is true, but from the perspective of the time,
               | automobiles were far from "2 tons of metal" and quite a
               | bit slower. They were also a rich man's conveyance, even
               | more so than a nice carriage, and I doubt people
               | understood early on just how widely adopted the
               | automobile would become.
               | 
               | A lack of foresight is also very human.
        
               | heresie-dabord wrote:
               | >A lack of foresight is also very human.
               | 
               | Let's call it what it really is. The stubborn
               | unwillingness to consider _scalability_ in our designs
               | and planning -- even in an era where a machine can do
               | calculation for us.
        
               | Tade0 wrote:
               | One of the early examples of the Poisson distribution was
               | the rate at which soldiers in the Prussian army would be
               | fatally kicked by horses.
               | 
               | Translates to a little over 30 deaths per year per
               | million, so not a lot, though I suspect the number would
               | have been much greater adjusted for distance travelled
               | and even without that it's more than some countries
               | achieve with their traffic.
        
           | oblio wrote:
           | Let's be real here, a huge chunk of car traffic in cities is
           | purely for convenience.
           | 
           | Once that's reduced by say, 50%, everything becomes much
           | better, but nobody gives up convenience voluntarily.
        
             | Saline9515 wrote:
             | The problem is that, among casualties, you create an
             | environment that is hostile for families and disabled
             | people.
        
               | loloquwowndueo wrote:
               | Only if you just remove the cars without replacing them
               | with good public transportation (family friendly,
               | accessible, with special modes for disabled people).
        
               | Saline9515 wrote:
               | Which doesn't exist and is hardly possible in Paris.
        
               | chadd wrote:
               | i'm not sure this is true, for instance NYC ranks as the
               | second most disabled-friendly city
               | 
               | https://www.amny.com/lifestyle/new-york-city-ranks-2nd-
               | in-a-...
        
               | Saline9515 wrote:
               | In Paris, 90% of the metro transportation system isn't
               | accessible to wheelchairs and strollers. Buses are
               | overcrowded and slow. Who doesn't enjoy to see someone
               | cough on their newborn while fighting for a space for
               | their stoller ?
        
               | StopDisinfo910 wrote:
               | Buses are perfectly accessible in Paris. They are crowded
               | but acceptably so for a city of 10 millions. It's not
               | fair to expect the collectivity to accept the
               | externalities of cars so rich people can avoid some
               | slight discomfort.
        
               | Saline9515 wrote:
               | Paris is not a city of 10 millions, it has only two
               | million habitants. And cars are not reserved to rich
               | people, why would they be? I grew up in Paris, my parents
               | weren't rich, we were living in public housing and we had
               | a car.
               | 
               | Families are not second-tier citizens, and currently the
               | public transports are not suited for them. On top of the
               | other problems, such as the pleasure of having to deal
               | with crackheads and various homeless people in the metro
               | when you have a baby.
               | 
               | https://en.m.wikipedia.org/wiki/Demographics_of_Paris
        
               | jltsiren wrote:
               | When it comes to traffic and urban planning, Paris is
               | best understood as a city of 10+ million people. The
               | administrative subdivision called Paris has only ~2
               | million people, but the city doesn't end at its borders.
        
               | Saline9515 wrote:
               | Yes, however there is little urban planning for whole
               | metro, and the administrative level we are talking about
               | here is the intra-muros one. When the mayor decided to
               | reduce the speed on the outer loop, she didn't notify nor
               | discussed with the rest of the metro, for instance. And
               | the measures discussed in the article are specific to
               | Paris.
        
               | StopDisinfo910 wrote:
               | > Yes, however there is little urban planning for whole
               | metro
               | 
               | Paris biggest infrastructure project for the past 20
               | years is called "Grand Paris" and revolve entirely around
               | the whole metro. Actually there is literally no urban
               | planning not involving the whole metro. And yes, lowering
               | the speed limit involved multiple consultations with the
               | prefect and the region because it impacts the whole
               | metro.
               | 
               | Considering Paris without its metropole doesn't make
               | sense. Paris intra-muros is ridiculously small, one
               | eightieth of London, 80% of San Francisco.
        
               | flomo wrote:
               | Surprising, considering the NYC subway has been ignoring
               | the ADA as much as possible.
        
               | oblio wrote:
               | Shocker, both disabled people and families are easily
               | identifiable and can be exempt from such measures.
        
               | Saline9515 wrote:
               | Well, they aren't exempt. Many French greens will tell
               | you anyway that having children is bad for the planet and
               | that you should abstain. And, as our population grows
               | older, the accessibility problem will be larger and
               | larger.
        
               | Der_Einzige wrote:
               | A lot of car drivers will respond with "good" and
               | Darwinian arguments about their lack of fitness for the
               | harshness of life.
        
               | bryanlarsen wrote:
               | If there are fewer cars on the road, there is a lot less
               | traffic, and driving because much easier for those who
               | are car-dependent. Example: the Netherlands.
        
               | Saline9515 wrote:
               | Netherlands have as many cars as most the developed
               | nations.
        
               | bryanlarsen wrote:
               | Yes, but they're used less frequently. Most middle class
               | people have a car, but they're often only used for
               | irregular trips. Commuting and errands use alternative
               | means at much higher rates than elsewhere.
        
               | Saline9515 wrote:
               | Point is, they still need cars if they have them. And
               | Netherlands are very far from Paris, infrastructure-wise.
               | In Paris, for instance, leaving your cargo or e-bike
               | outside for the night means finding nothing when you wake
               | up (I got two bikes stolen already, and they were the
               | cheapest available).
        
               | bryanlarsen wrote:
               | The topic of the original post is air pollution. Unused
               | cars don't cause air pollution. The topic of this thread
               | is inconveniencing the disabled. Unused cars don't cause
               | traffic that inconveniences the disabled.
        
               | Saline9515 wrote:
               | Paris tackled the problem by making it very hard to own a
               | car. It's the same for Amsterdam, too. We all hate
               | pollution, it's just that the solutions available in the
               | Dutch countryside are a bit different than in Paris.
        
               | alistairSH wrote:
               | That's not a given. Nobody here is talking about outright
               | bans on all vehicles. Limited access for taxis and
               | commercial use is a thing. Buses can be built with
               | wheelchair access. Etc.
               | 
               | And with less space reserved for cars and only cars,
               | there's more space for wide/accessible sidewalks. Less
               | chance of being run over by a car. Less air and noise
               | pollution.
        
               | Saline9515 wrote:
               | Well if you have less space for cars, parking spots are
               | more expensive as a result. In Paris it's around a year
               | of living wage. And currently, sidewalks are getting
               | smaller due to the need to build bicycle lanes.
               | 
               | My initial post was that in Paris, they removed cars but
               | did not improve public transports, so buses are
               | overcrowded and hostile to strollers.
        
               | seszett wrote:
               | > _an environment that is hostile for families_
               | 
               | I don't understand this part, I read it quite often
               | but... well, we _are_ a family with young children, and
               | although we do have a car we only use it once a week to
               | go to the grand-parents that live 100 km away from here.
               | 
               | A city with less cars is great _especially_ for families
               | (though I would argue that cities themselves are not so
               | great for children, but the comparison here is between
               | cities that are car-centric or that are not). It makes
               | going out easier and more spontaneous.
               | 
               | It's much less of a hassle to hop in the cargo bike and
               | go wherever (including stopping en route if you see
               | something interesting) than having to use the car, sit in
               | traffic, hope you can find parking space at your
               | destination, and pay for it.
        
               | enaaem wrote:
               | In the 60s, Dutch anti-car protestors had the slogan
               | "Stop the child murder!". People were used to traditional
               | cities where children could safely cycle around, but then
               | cars came and started killing them.
        
               | dghlsakjg wrote:
               | I can assure you that there are disabled people who
               | really don't like car oriented environments since so many
               | disabilities preclude driving.
        
           | SequoiaHope wrote:
           | There was a time in between, where electric streetcars
           | (trains) were a common mode of transport. But those got torn
           | up for cars. That's a real tragedy in hindsight.
        
             | flomo wrote:
             | That's the myth. Streetcars were actually torn up because
             | busses were much cheaper, there was no conspiracy. The
             | streetcars were also old and cold and ppl hated them.
             | 
             | (I lived in a streetcar part of SF, and loved it, fwiw. But
             | the only reason it's still there is a tunnel.)
        
               | oblio wrote:
               | Many other places just... upgraded the trams.
               | 
               | You know, the less radical solution.
        
               | jmward01 wrote:
               | That is a statement that really needs citation and
               | qualification to back it up. I'd argue that 'cheaper' is
               | used in a vacuum here. By that I mean that the point of
               | mass transit isn't how much it costs, but how much value
               | it provides. By that measure the bus services that
               | replaced streetcars and other mass transit really doesn't
               | stack up. Busses have led to much lower ridership which
               | has led to a massive amount of bad secondary effects.
               | Looking at how congestion pricing in NYC has increased
               | mass transit use AND economic activity it is pretty clear
               | that 'cheaper' has led to secondary effects that far
               | outweigh any narrow operational gains from switching to
               | busses.
        
               | flomo wrote:
               | The citation is every American transit system in the
               | 1950s. Even SF only kept the streetcars where they
               | couldn't replace with a bus line.
               | 
               | I think you're making a different argument, where trains
               | attract a more well-heeled commuter. Which is why many
               | cities have brought back LRT as part of a redevelopment
               | plan.
        
               | jmward01 wrote:
               | The argument I am making is that you can only say
               | something was cheaper if it provided the same level of
               | service or better for less money. In the case of the bus
               | transition it provided worse service as indicated by
               | utilization dropping. I am also making the argument that
               | evaluating the value of transit shouldn't rest entirely
               | on the cost of that service and ridership but on the
               | value as a whole it brings to a city. I mentioned NYC
               | because the evidence there (and in other cities that have
               | implemented congestion pricing) is that as ridership goes
               | up the economic, environment, and social health of a city
               | also goes up. Point being, the bus transition had a very
               | negative value impact. I will also add a final argument,
               | as your ridership drops things like busses may appear
               | less costly per ride simply because you are loosing
               | volume and low volume routes are likely easier to service
               | by bus so, again, cheaper but not an apples to apples
               | comparison.
        
               | flomo wrote:
               | Yes, I like trains and wish we had better transit. I'm
               | responding to the claim streetcars were "torn up for
               | cars", which was not really the case (and frequently
               | subject to a conspiracy theory).
        
               | adrian_b wrote:
               | Establishing a new bus service in an area where public
               | transportation had not existed must be indeed much
               | cheaper.
               | 
               | However it is impossible for the operational and
               | maintenance costs for a bus service and for the roads on
               | which the buses go to be cheaper than for an electric
               | streetcar, unless some prices are fake.
               | 
               | It is true that I have seen enough cases where electric
               | streetcars have been replaced by buses, but I cannot see
               | other explanation except bribes, because it was extremely
               | visible that the buses were more expensive, both because
               | of the fuel consumption and because of the much more
               | frequent repairs both for the buses and for the roads.
        
               | flomo wrote:
               | It's interesting, in San Francisco, the streetcars got
               | too heavy for the old tracks so they replaced them with
               | about 4 feet deep of concrete. That is actual
               | infrastructure and not "fake". (along with all the stops
               | and handicap ramps and etc. obviously, a paved street is
               | going to exist either way.)
               | 
               | Bribes and the mafia may have been a factor[0], but
               | that's how American cities do things.
               | 
               | [0] eg. https://www2.startribune.com/streetcars-buses-
               | minneapolis-st...
        
               | isametry wrote:
               | Trains are expensive upfront, which might favor buses
               | when expanding into _new_ areas. But if the
               | infrastructure is already there, a train line will always
               | be more economical in the long run than the equivalent
               | bus line.
               | 
               | So ripping out existing serviceable train tracks is
               | stupid (or alternatively: evil) if you think in the long
               | term.
        
               | flomo wrote:
               | As I said in another post, train tracks don't last
               | forever and are expensive to replace. And trains really
               | only benefit from dedicated ROW, a streetcar is worse
               | than a bus in many respects. (Except appeal.) People back
               | in the 1950s were not stupid or evil, they made a
               | decision which made a lot of sense at the time.
        
           | ximeng wrote:
           | Just like the promise of EVs to replace the exhaust from ICE
           | cars is seen as a win.
        
         | epolanski wrote:
         | And it's one of the biggest promoters of inequality.
         | 
         | I am an European who studied at OSU in Columbus for a semester
         | and it was absurd to me how on one side there was lots of work
         | downtown, yet you could live 20 miles of it and it would take
         | you two hours by public transport to get there, an odyssey.
         | 
         | People without a car, insurance, poorer parts of the society
         | were cut off from the job market for not having a way to
         | connect.
         | 
         | Suburbs are cute, but they are a tragedy of city planning, let
         | alone the tragedy they are on a social level, where people will
         | put everything in their houses including movie rooms,
         | entertainment rooms, anything to avoid having to go out and
         | socialize. Terrible.
        
           | EasyMark wrote:
           | Suburbs are fine. We are in 2025, not 1925, there is no
           | reason why work from home isn't an option for information
           | workers and others who don't need to be physically on
           | premises. You are completely ignoring how much that cuts down
           | on traffic and would lower the cost of real estate, so more
           | people who aren't millionaires could live downtown. We also
           | have electric cars that have basically zero emissions, there
           | is a technical solution for this; not everyone wants to ride
           | a bus or train.
        
             | clayhacks wrote:
             | Work from home is great, but there's more to life than
             | work. Being walking distance or public transport distance
             | to the rest of life's activities is also great. And EVs
             | aren't saving the planet they are saving the car industry.
             | They still cause tire particulate pollution, noise
             | pollution, light pollution, and need tons of rare earth
             | minerals
        
               | bluecalm wrote:
               | Don't forget the most important scarce resource they
               | require: space. We waste so much space for parking and
               | other car friendly infrastructure there often is not
               | enough left for a a bike line or even a sidewalk let
               | alone some actually pleasant peaceful passage people
               | could use.
        
             | afthonos wrote:
             | I understand a large amount of car pollution these days is
             | due to the tires.
        
             | sokoloff wrote:
             | I drive an EV. I am not under the mistaken impression that
             | it's zero emission (or even close).
             | 
             | It emits particulates locally and power-generation-related
             | emissions at the fossil fuel plant that provides the
             | majority of my grid power.
             | 
             | Is it better than an ICE? Probably. Is it "basically zero
             | emission"? Nope.
        
             | Zigurd wrote:
             | Private cars are an economic sinkhole. They make no
             | financial sense. My town in the exurbs used to have rail
             | service and stagecoaches. The necessity of private cars is
             | a marketing triumph. Not a choice.
        
               | goatlover wrote:
               | I like the freedom a private car gives me. I can go
               | anywhere at anytime. I have nothing against public
               | transportation and want it to be good. But you can't go
               | everywhere at anytime. Here I'm including the country
               | side and smaller towns.
        
               | dullcrisp wrote:
               | That's fine, take your private car and drive it away from
               | the city.
        
               | fzeroracer wrote:
               | > But you can't go everywhere at anytime
               | 
               | This is a solved problem in countries with modern public
               | transportation. In Japan for example you can go across
               | the entire country without needing a single car, and
               | indeed it's both cheaper and more available than doing so
               | while driving. If you need to go somewhere really far out
               | of the way that is not reachable by foot or bicycle, then
               | you can rent a car.
               | 
               | All of this results in a system that is far cheaper for
               | you and far more open for the average individual.
        
               | dublinben wrote:
               | Nothing says freedom like being required to spend
               | thousands of dollars just to get around and participate
               | in society. Imagine how "free" the roughly one-third of
               | folks who are too young, too old, too disabled, etc. to
               | drive a car feel when trying to go about their lives.
               | 
               | https://www.youtube.com/watch?v=_0MVCyOjvtk
        
             | dullcrisp wrote:
             | Not everyone has to ride a bus or a train. They can stay
             | home if they want.
        
             | pjmlp wrote:
             | Yet RTO is in full enforcement all over the place, sadly.
        
           | newZWhoDis wrote:
           | Posts like these reverse cause and effect.
        
           | andrepd wrote:
           | Suburbs are also financially subsidised by the city centres.
           | See https://www.youtube.com/watch?v=7IsMeKl-Sv0
        
           | flomo wrote:
           | In the USA, the working poor generally don't work downtown,
           | and it's really the industrial areas where there is awful
           | transit service. So cheapo used cars are a must for these
           | folks.
           | 
           | There is some awful HN bias here where young healthy well-
           | paid tech workers live in some boogie part of
           | SF/NYC/Boston/etc and enjoy the "car-free lifestyle" (and
           | I've been there), without any idea how the other half lives.
        
             | skort wrote:
             | I've seen this "car free utopia" idea dismissed as an idea
             | by and for "elites" (see Transportation Secretary Sean
             | Duffy's comments on people who ride the subway in NYC)
             | plenty of times as a tactic to avoid doing anything about
             | reducing dependence on cars. It's quite a counterproductive
             | argument in my opinion. Even if there are well paid tech
             | workers who are able to enjoy a "car-free lifestyle", why
             | should it end there?
             | 
             | Just because the system we created means that currently the
             | only affordable place for the working poor is in suburbs
             | where they must rely on cars doesn't mean that it needs to
             | continue to be that way. You can support building infill
             | housing and adding transit to eventually reduce the need
             | for so many people to have cars.
             | 
             | It's one thing to call it "bias" and use that as an
             | argument to not make things better instead of coming up
             | with ways to help make car independence available to
             | everyone across classes.
        
               | flomo wrote:
               | Because the truth is nobody has any real idea how to
               | retrofit the last 70 years of American suburbia so that
               | mass transit is actually effective and useful for people.
               | "Transit-oriented development" really only helps downtown
               | workers and doesn't get you to the grocery store or
               | daycare. (And even in NYC, the subway is not great out in
               | Queens/etc, so people own cars.)
               | 
               | But it is nice to live in the Mission and take the
               | techbus to Mountain View and handwave all the hard
               | trillion dollar problems and say let the poors eat cake.
               | Which is effectively how these discussions seem to go.
        
               | cycomanic wrote:
               | I find it fascinating how the debate around cars in
               | cities evolves. Initially counter arguments always are
               | that reducing cars is not desirable "nobody wants less
               | cars in cities, people need to do their weekly groceries,
               | nobody wants to bike in bad weather...". Once these
               | points are refuted it always evolves into "yes it would
               | be great, but it can't be done, because it's too
               | expensive, politically controversial...". It's almost
               | like there is an irrational fear of less cars in cities.
               | 
               | Regarding it can't be done I encourage anyone to read up
               | on how the investment into public transport transformed
               | Bogota. Which is both much poorer and in a much more
               | challenging geographical environment than most US cities.
               | So if they can do it, why can't US cities?
        
               | flomo wrote:
               | You are putting a lot of pointless words in my mouth. As
               | I said, I have actually lived the San Francisco car-free
               | bike and streetcar lifestyle, and quite enjoyed it. So I
               | have the perspective of why it does or does not work (for
               | Americans). I would love to see some concrete solutions
               | proposed here other than just the usual Cars Bad/Cars
               | Good handwaving and downvoting.
               | 
               | (I just looked at Bodega in Google Maps, and it is
               | significantly more dense than all but the most "boogie"
               | American cities. Compare it to say Chicago.)
        
               | im3w1l wrote:
               | Self driving cars will make it much more viable to use
               | cars for last mile on either side of a public transport
               | trip.
        
             | Zigurd wrote:
             | A friend of mine is writing a history of the Massachusetts
             | Hill towns. The Strathmore paper company plays a big part
             | in that history the mill owners built housing for their
             | workers within walking distance of the mills.
             | 
             | I also know of a tourism industry company that is buying up
             | older hotels that are no longer competitive in the local
             | market to use as seasonal worker housing.
             | 
             | There are solutions other than having someone drive a
             | beater for 45 minutes to get to a low paying job.
        
               | flomo wrote:
               | Yeah, "company towns" were another issue that cars
               | solved.
        
               | KennyBlanken wrote:
               | On what planet do you think that people living in company
               | housing could afford cars? People living in company
               | housing were the poorest of the poor.
               | 
               | Please just....stop. Stop trying to talk about how poor
               | people lived or live.
        
               | flomo wrote:
               | Correct, it was a terrible situation despite the lack of
               | cars.
        
             | KennyBlanken wrote:
             | Speaking as "the other half": this is wildly condescending,
             | ignorant, and ironic. The irony of declaring that HN
             | doesn't understand "how the other half lives"...
             | 
             | ...while also declaring that "used cars are a must" for
             | poor people (if you can afford a car in a city, you're
             | substantially above a huge number of people, and car
             | ownership rate goes up dramatically with wealth. It rises
             | higher than 1 car/person once you start hitting the single
             | digits. A huge number of service industry people, not to
             | mention students, get around on foot or bicycle. They just
             | don't commute 9-5, and they don't live in your
             | neighborhoods, so you don't see them)
             | 
             | ...while also making wildly sweeping generalization about
             | where transit does and doesn't go (in my city, poor people
             | get busses, rich people get trolleys and light rail and
             | commuter rail, and it's pretty clearly purposeful that it
             | is very difficult to get to the rich residential parts from
             | the poor residential parts)
             | 
             | ...while also making wildly sweeping generalizations that
             | working poor don't work downtown, and only work in
             | "industrial" areas in cities. It really goes to show how
             | invisible we all are to you....even when you're wagging
             | your finger at the rest of HN for not understanding people
             | like us, lol.
             | 
             | Downtown, who exactly do you think handles all the
             | cleaning, maintenance, repair, delivery, food service,
             | retail, etc in the "downtown" area of a city?
             | 
             | Who do you think delivers the paper towels and bottled
             | water and k-cups? Everything around you in your office -
             | every single fucking thing down to the carpet you're
             | standing on - is there because a poor person put it there.
             | 
             | Who do you think is driving the busses and taxis and trucks
             | and vans?
             | 
             | Who do you think works the "gig" "jobs" delivering
             | everything from dry cleaning to laundry to a fancy lunch
             | for to those "young healthy well-paid tech workers"? (and
             | FYI, your boss/admin assistant/office manager, when they
             | order that big lunch from the fancy place across town?
             | They're shit tippers. And bad communicators. And take
             | forever to show up to grab the order.)
             | 
             | Do you realize that even in the "boogie" (sic) part of the
             | city, the guy running the cash register at that hip coffee
             | joint is making as close to minimum wage as the company
             | thinks they can get away with, which is likely, at best, a
             | buck or two an hour more than average?
             | 
             | Who exactly do you think fills all the entry-level jobs,
             | including in tech companies? What do you think the front
             | desk receptionist is paid? The desktop support person?
             | 
             | I feel like you all think that someone who cleans the
             | offices for the big dot-com or white-shoe law office...or
             | someone who dishwashes or busses or does prep work for a
             | fancy restaurant where a plate costs $50, is getting paid
             | anything remotely proportional to the difference in cost
             | from a restaurant a plate for $18 or the hourly rate of
             | that law firm.
             | 
             | It's the opposite - the fanciest places and the biggest
             | name corps squeeze people the hardest. That's how they got
             | to where they are.
        
               | flomo wrote:
               | Criticism accepted, I am not trying to generalize
               | everyone. I am an urban dweller from back in the days
               | when that was the cheap (and less desirable) way to live.
               | So I obviously wish we had much better transit and more
               | affordable housing, and all of the good things. Its not
               | like people want to spend an hour in traffic in a beater-
               | ass car, they do it because they have to. (Because all of
               | the shit you mention is even worse in the suburbs.) I
               | would just like to see some real solutions which don't
               | involve taxing the fuck out of the little guy or nuking
               | the suburbs or the usual Cars Bad handwaving. It's a hard
               | problem which nobody has a real good answer for.
        
             | mtalantikite wrote:
             | When I look around on the subway here in NYC I see every
             | type of person imaginable. There are wealthy people going
             | to work and unhoused people and everyone in between. There
             | are certainly transit deserts and I have friends that live
             | in them who do have cars -- largely out in Queens, East New
             | York, etc -- but many of the people I know in the city with
             | cars are financially doing just fine.
             | 
             | It's also important to note that the extreme cost of living
             | in Manhattan and parts of Brooklyn is relatively recent. My
             | friends that grew up here in the 80s, taking the subway to
             | school, were far from bougie. They were living a car free
             | lifestyle then and now just because that's how the
             | environment of many parts of NYC is built. It's not like
             | NYC was constructed as a walking paradise only for wealthy
             | people in the 19th century.
        
               | flomo wrote:
               | True, I'm an old urbanite/suburb-hater. But because of
               | ppl like me, I don't think there's any place left in the
               | USA which has 'good' transit and isn't expensive. (And
               | solutions like congestion tolls only work because of the
               | boogieness.) What's done is done.
        
             | epolanski wrote:
             | The working poor struggles to find work and stays poor also
             | because mobility.
             | 
             | By the way that's not something I'm making up, it was
             | literally told me by several people in struggling
             | neighborhoods, lacking a car can be easily make a
             | difference for many between being able or not to have
             | different opportunities in life.
             | 
             | Might be different elsewhere but it made sense to me.
        
               | flomo wrote:
               | I've heard the same thing, because there's a lot of jobs
               | out in suburban industrial parks and etc. (Some local
               | transit agencies have tried to solve this, but the
               | situation still isn't good.)
        
             | Vinnl wrote:
             | Wasn't GP specifically complaining about the other half not
             | being able to enjoy the "car-free lifestyle"? (/not be
             | forced to use the car to live their life.)
        
               | flomo wrote:
               | I'm not unsympathetic, but I don't think a "European who
               | studied at OSU for a semester" really knows what they are
               | talking about.
        
           | itsmartapuntocm wrote:
           | It's all by design. Car dependent suburbs with no transit
           | access make it easier to keep "undesirables" out of your neck
           | of the woods.
           | 
           | Robert Moses infamously made great use of infrastructure and
           | urban planning to reinforce redlining.
        
             | alistairSH wrote:
             | Just one example. He required bridges be built too low for
             | buses to pass, limiting access to parks and beaches to
             | those who owned cars...
             | 
             | https://www.bloomberg.com/news/articles/2017-07-09/robert-
             | mo...
        
               | rufus_foreman wrote:
               | Here's the sub-heading from the article you linked to:
               | 
               | "The story: Robert Moses ordered engineers to build the
               | Southern State Parkway's bridges extra-low, to prevent
               | poor people in buses from using the highway. The truth?
               | It's a little more complex"
        
               | dghlsakjg wrote:
               | If you read the article, and not just that line, the
               | author goes on to confirm the bridge anecdote by using
               | the actual measurements of the bridges.
               | 
               | I'm not actually sure what that sub-heading is referring
               | to, except that it does mention that Moses built
               | facilities for black people in Harlem, despite his open
               | racism.
        
               | rufus_foreman wrote:
               | "to prevent poor people in buses from using the highway"
               | 
               | No evidence whatsoever for that motivation. You could
               | take the bus to the beach.
        
         | Saline9515 wrote:
         | Paris didn't improve its public transportation system, as it
         | made it impossible to own a car. It ends up as pure sadism for
         | the inhabitants who are not childless, affluent 20/30 years
         | old, and who have no alternative than having to take the piss-
         | smelling cattle trains with no access the disabled people, or
         | strollers.
        
           | TulliusCicero wrote:
           | > A city improved the air quality
           | 
           | "Pure sadism!!!"
           | 
           | Yeah I'm sure everyone is real miserable, which is why they
           | just voted in a referendum for more car-free streets.
           | 
           | Amazing how out of touch with reality the car-dominance types
           | are.
        
             | Saline9515 wrote:
             | You clearly have a non-existent knowledge of French
             | political life. This referendum had a participation rate of
             | 4%, and only 62% of the voters voted yes. So around 2% of
             | the total voters.
             | 
             | By the way, the French metro's air is highly polluted, due
             | to tire degradation and brake dust, making it unfit for
             | children or pregnant women.
             | 
             | So yeah, it's manageable for young people. But when a baby
             | arrives, it's hell. Same if you are old. Or disabled.
        
               | andrepd wrote:
               | Dutch people seem to do just fine with baby seats on
               | their bikes, or bakfiets if you have lots of kids.
               | 
               | Anecdotally, kids are also much happier when they can
               | just bike to school/sports/activities with their friends
               | instead of having their parents drive then everywhere on
               | the back of the family SUV.
        
               | Saline9515 wrote:
               | Dutch people using bikes for everything is a meme, they
               | have as many cars per inhabitants as most of the
               | developed nations. Anecdotically, they are a small,
               | dense, flat country, with an oceanic weather.
               | 
               | https://en.m.wikipedia.org/wiki/List_of_countries_and_ter
               | rit...
        
               | sensanaty wrote:
               | We have cars here, but you're not _dependent_ on them to
               | get everywhere unless you live in the countryside (and
               | even then, I knew plenty of kids who lived up in the
               | North who biked 10+ km 1 way to school) or one of the
               | super small cities where the sprinters are sparse. And
               | isn 't that the point most people make? It's not about
               | complete eradication of cars, it's about having viable
               | transport alternatives and the infrastructure to support
               | those. It's just that we live in such a world where it's
               | unthinkable to not have half our countries paved in
               | asphalt to make sure cars can get places, so things like
               | these always end up falling into a 2-sided extremist
               | camp.
        
               | Saline9515 wrote:
               | But...you still have cars fr when you need one. What many
               | commenters argue here, and what the Paris administration
               | is arguing is that you shouldn't own one.
        
               | sensanaty wrote:
               | I mean if you live in a city like Paris, then yeah I'd
               | say that's legitimate. I see nothing wrong with making
               | such dense urban centers car-free other than what's
               | necessary like deliveries or ambulances and such, but for
               | the former these days you've got tiny electric trucks
               | that even fit on bike paths without causing a ruckus,
               | usually you'll see those grocery delivery services use
               | them.
               | 
               | Yes, people outside of urban cities like that (which,
               | basically by definition means the majority of people in
               | the country) still need cars to get around most likely,
               | but at least we can ensure that inside the cities
               | themselves, there are good alternatives for people to get
               | around that benefits every single person who finds
               | themselves in the city not inside a car, which will be
               | the overwhelming majority of people.
               | 
               | I live in Utrecht in the Netherlands, and the single best
               | thing the gov't did a few years ago is rip out the
               | highway that was in the city center and instead turned it
               | back into a canal surrounded by parks [1]. Literally
               | nobody who has ever been to Utrecht would argue we were
               | better off with the highway.
               | 
               | [1]
               | https://bicycledutch.wordpress.com/2020/09/16/utrecht-
               | correc...
        
               | com wrote:
               | But those cars, as has been explained to you, don't do
               | nearly as many trips per year.
               | 
               | Mobility in families is actually higher, since each
               | individual has sturdy legs, and highly likely, a bike
               | after they're about 5 years old. Kids often travel to
               | school, after school events etc on foot, bike or public
               | transport, not dependent as in many car-centric places on
               | parents and their cars.
               | 
               | Grandma is as likely to bike over for dinner with the
               | grandkids as drive.
        
               | Saline9515 wrote:
               | Yes, but they still own them. In Paris, and many
               | commenters here argue that you shouldn't own one.
        
               | com wrote:
               | That's certainly not being posited in this particular
               | thread.
        
               | yard2010 wrote:
               | Rome wasn't built in a day.
        
               | numitus wrote:
               | 85% of travels in Netherlands happens using car https://e
               | c.europa.eu/eurostat/databrowser/view/TRAN_HV_MS_PS...
        
               | isthatafact wrote:
               | While disappointingly high, that figure ignores walking
               | and cycling. There is no need to misrepresent the data to
               | make your point.
        
               | garbawarb wrote:
               | So only 1.5% of Paris voted against this? It sounds like
               | they're going by the will of the voters.
        
               | Saline9515 wrote:
               | No, the vote was pure communication by the mayor, it
               | didn't have a budget, nor a list of the streets, nor any
               | details. Paris' administration is rife with corruption
               | and mismanagement, so voters weren't very mobilized for
               | another PR coup.
        
               | Agingcoder wrote:
               | Mismanagement is (very) well documented but corruption is
               | a very serious accusation. Do you have examples ? ( that
               | don't go back to Jacques Chirac )
        
               | anigbrowl wrote:
               | _French metro 's air is highly polluted, due to tire
               | degradation and brake dust, making it unfit for children
               | or pregnant women_
               | 
               | These sound like...car problems.
        
               | Saline9515 wrote:
               | True, but the metro space is closed, so pollution can
               | attain a very high level there.
        
               | rangestransform wrote:
               | I can insulate myself from these problems in a car with a
               | hepa air filter
        
             | AnthonyMouse wrote:
             | The improvement in air quality is overwhelmingly a result
             | of banning _diesel_ cars. It is, of course, possible to ban
             | diesel cars rather than all cars.
             | 
             | The people who live in the city don't want cars because
             | it's the people who can't afford to live in the city who
             | need them to get there.
        
               | masklinn wrote:
               | > it's the people who can't afford to live in the city
               | who need them to get there.
               | 
               | What are you talking about. Paris's public transport
               | reaches out 60km away from the city, and that's not
               | including mainline trains (including high speed). The
               | people who can't afford to live in the city have taken
               | public transport to get there for 50 years.
        
               | Saline9515 wrote:
               | A lot of economic activity requires cars. Delivery,
               | workers coming with equipment, waste management, and so
               | on. Every construction worker in Paris will tell you that
               | it's very difficult to work there, and that they have
               | doubled their prices as a result.
        
               | const_cast wrote:
               | These people are HELPED by anti-car legislation because
               | it clears the congestion for them to run their business.
               | 
               | Most small, and large, businesses would happily pay a
               | small fee if it means half the transportation time. And
               | it does, because traffic isn't linear. Just a few more
               | cars can be the difference between coasting at 30 or not
               | moving at all.
        
               | AnthonyMouse wrote:
               | If it's really only a difference of a few cars then there
               | should be a dozen other ways to get a similar effect
               | without enacting a regressive tax.
               | 
               | Meanwhile doing it through financial deterrence requires
               | that someone is actually deterred. And then is that going
               | to be poor people and small businesses or rich people and
               | major companies?
        
               | const_cast wrote:
               | It's not a regressive tax, and it primarily assists
               | commuters and small businesses, and I've already
               | explained how.
        
               | Saline9515 wrote:
               | The infrastructure changes required to get cars out meant
               | to reduce the flow speed of cars. As a result, even
               | buses, who have dedicated lanes, are much slower.
               | 
               | [EDIT]: since I'm being answered that it isn't true, here
               | is a chart made by the city hall about the decreasing
               | speed on Paris' roads:
               | 
               | https://cdn.paris.fr/paris/2024/07/12/original-4ee2d20daf
               | dc9...
        
               | const_cast wrote:
               | This is just not true, sorry.
               | 
               | EDIT: Okay, to expand, it's true that speed limits in
               | progressive cities have been falling for a while. This is
               | meant reduce the number of pedestrain fatalities and
               | overall make the cities safer and more pleasant.
               | 
               | HOWEVER, this does not mean that traveling by car is
               | worse. These, in combination with anti-congestion
               | legislation, make driving faster. The thing about driving
               | is that broad roads and clear visibility encourage bad
               | behavior, like speeding and tailgating. This actually
               | increases traffic. It's counter-productive, but reducing
               | speed can improve flow.
        
               | AnthonyMouse wrote:
               | The ones who live directly adjacent to a rail line
               | weren't generally the ones in cars to begin with, unless
               | they were the ones using a vehicle to actually transport
               | something.
        
         | timewizard wrote:
         | There are cities not designed around cars. We just call them
         | "rural." You could not have had your urban city without cars.
         | There is absolutely nothing "tragic" about this.
         | 
         | Meanwhile you live in a world where petty wars are fought over
         | resources to enhance the wealth of an extreme minority of the
         | population. That's an actual tragedy.
        
           | freen wrote:
           | It seems we have very different definitions of "city".
           | 
           | I am very curious to hear yours.
        
             | timewizard wrote:
             | It seems you want to ignore half the problem.
        
               | alistairSH wrote:
               | I'm still not sure what point you're trying to make...
               | you claimed cities can't exist without cars. Yet London
               | and Paris and Rome and damn near every big city in Europe
               | did predate cars by centuries.
        
               | masklinn wrote:
               | Not just Europe either. Tokyo was not named after the
               | Tokyo Motor Vehicles Ltd.
        
           | masklinn wrote:
           | > There are cities not designed around cars. We just call
           | them "rural." You could not have had your urban city without
           | cars.
           | 
           | That is literally the opposite of reality.
        
           | oblio wrote:
           | The first "urban city" predates the car by about 5000 years.
        
           | rebolek wrote:
           | I lived car-free life in a (European) city without any
           | hassle. I moved to "rural" and can't imagine I would be able
           | to live there without a car. In city, you can afford to have
           | public transport on every corner going every ten minutes. In
           | the rural area it's impossible.
        
         | paulcole wrote:
         | At least in the US people absolutely fucking love their cars.
         | 
         | They will lie about how much they hate them but ask them to
         | actually change their behavior and you get nothing but a litany
         | of excuses.
        
           | alistairSH wrote:
           | I walk to work. In the suburbs.
           | 
           | My wife rides a bike. In the suburbs.
           | 
           | We chose a home that has grocers, schools, and dining within
           | a walk or bike ride.
           | 
           | We own cars because there are things beyond ~2 miles and
           | transit options aren't good.
           | 
           | Sadly, doing this usually requires money. Lots of it.
        
           | beastman82 wrote:
           | I love mine and so does everyone else, and I don't feel
           | ashamed at all. They're incredible.
        
           | Vinnl wrote:
           | There are probably more reasons for that, but if it's the
           | only thing that allows me to get somewhere, of course I'd
           | love it.
        
           | jmilloy wrote:
           | I hate cars. Not using my car wouldn't change any of the
           | things I hate about cars or car infrastructure. It's not
           | lying.
        
           | rufus_foreman wrote:
           | I'm not going to lie about it. I feel safest of all in my
           | car. I can lock my car doors. It's the only way to live. In
           | cars.
        
           | cryptopian wrote:
           | I think you're getting cause and effect mixed up. Save for a
           | few petrolheads and train enthusiasts, people use whatever
           | happens to be the most convenient method to get around. In
           | North America, most cities prioritise infrastructure for
           | private cars to such an extent that any other mode is almost
           | useless
           | 
           | Since private cars scale badly, you want to encourage people
           | to take other modes, but in order to change behaviour, the
           | alternatives need to be attractive - cycle layouts that are
           | safe, buses and trains that are frequent and reliable, city
           | layouts that don't involve a long drive to buy food. You
           | can't convince people out of taking the rational choice. You
           | have to build it
        
       | pluc wrote:
       | Don't have to ban cars - the UK has adopted a speed limit of
       | 20/30 mph in cities and I'm sure it helps. Surely helps with the
       | noise and the safety
        
         | jfengel wrote:
         | A lot of the problems occur where you couldn't go 20 mph.
         | 
         | The City of London famously has a congestion charge, which also
         | helps lot. A similar plan just got started in Manhattan and
         | already has big wins.
        
           | foldr wrote:
           | The congestion charge applies to a zone within London that's
           | much larger than just the City of London.
        
         | graemep wrote:
         | It can make pollution worse. ICE cars are most efficient at
         | around 50mph.
        
           | appreciatorBus wrote:
           | > ICE cars are most efficient at around 50mph
           | 
           | ... when driven continuously without stopping, like a on
           | cross country limited access highway.
           | 
           | When driving in the places people live, with cross walks and
           | stop signs and children playing outside requiring frequent
           | slowing & stopping, there's no efficiency benefit from racing
           | 0 to 50mph every block then slamming on the brakes, only to
           | repeat for each block after.
        
             | graemep wrote:
             | I frequently drive through 20 mph areas with little stop
             | start traffic. I rarely drive at busy times.
             | 
             | There is nowhere in the UK I can think of that has had a 50
             | limit in my lifetime that requires frequent breaking. 20
             | mph limits are invariably reduced from 30.
        
       | aucisson_masque wrote:
       | Since then, many city have enforced the same kind of rule where
       | polluting car are banned from center of town.
       | 
       | 2 week ago, deputies were discussing the global ban of 'car free
       | town center' because it doesn't really work and it exclude part
       | of the society...
       | 
       | https://www.lefigaro.fr/automobile/zfe-50-deputes-defendent-...
        
       | Praviste wrote:
       | Parisian here, that article is bullshit. There's mostly as much
       | cars in Paris now as there was in 2007. Probably more actually.
       | 
       | And the comparison between the two Eiffel Tower photos ? highly
       | manipulative: what you see in the 2015 picture almost never
       | happened. Someone took the photo because it was extraordinary, a
       | combination of factors.
       | 
       | So is the data false ? no, probably not. The analysis is false.
        
         | linschn wrote:
         | You are talking out of your ass. Paris was a hellhole twenty
         | years ago. The dedicated bike lanes along the major axis have
         | cut car traffic in half, and are a godsend.
        
       | Praviste wrote:
       | Parisian here, that article is bullshit.
       | 
       | There's mostly as much cars in Paris now as there was in 2007.
       | Probably more actually.
       | 
       | And the comparison between the two Eiffel Tower photos ? highly
       | manipulative: what you see in the 2015 picture almost never
       | happens. Someone took the photo because it was extraordinary, a
       | combination of factors. And by the way, it still happens now on
       | rare occasion.
       | 
       | So is the data false ? no, probably not. The analysis is false.
       | People have switch to better car models over the past 20 years,
       | that's it. That's the only explanation. I don't even think there
       | has been new green spaces, all the parks I know have been there
       | since before I was born.
        
         | callc wrote:
         | You can edit your previous comments on HN. At least for a
         | certain amount of time, and then they become un-editable.
        
       | greatgib wrote:
       | This article is so full of bullshit!
       | 
       | Car are still a lot in Paris and there are conflicting studies
       | about the air quality evolution in Paris, some days it is better,
       | some days not. But the Parisian regulation on car as no real
       | effect so far.
       | 
       | Paris is like at a bottom of a curve and it is said that the car
       | might account only for less than 20% of it, the biggest
       | contributor being industry in the region.
       | 
       | What had a big impact on thin particules are the evolution of car
       | technologies. Now every engine in France has to be equiped with
       | efficient catalytic exhaust pipes and efficient engine to reduce
       | this kind of bad particules.
       | 
       | In this article, you can see a very deceptive image comparison.
       | There is a picture of the Eiffel tower long time ago and now.
       | 
       | The picture of before has a strong fog, but it is just because
       | being taken on a foggy day but the article would like you to
       | think that it is how a picture would have been everyday due to
       | the popultof the air...
        
       | saltysalt wrote:
       | Airparif is an NGO run by environmentalists and funded by the EU,
       | not sure how independent they are?
        
         | stouset wrote:
         | Who, exactly, would you like to monitor air quality and who,
         | exactly, do you think should be funding it?
        
           | saltysalt wrote:
           | Someone without bias, obviously.
        
             | toomanyrichies wrote:
             | "Someone without bias" is indeed obvious, and therefore
             | unhelpful. Can you be more specific? Who, precisely,
             | doesn't have a dog in the climate change fight?
        
               | saltysalt wrote:
               | How specific am I supposed to be, do you want names,
               | resumes, potential investors?
               | 
               | Not my problem to solve.
               | 
               | However, I no longer accept published reports at face
               | value, unless I check who the authors are, and who funds
               | them. They even have a Cruchbase page, it's easy to check
               | for yourself.
        
       ___________________________________________________________________
       (page generated 2025-04-12 23:00 UTC)