[HN Gopher] Japan's earthquake alters coastline, extends it by t...
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Japan's earthquake alters coastline, extends it by two football
fields
Author : clwg
Score : 26 points
Date : 2024-01-07 20:56 UTC (2 hours ago)
(HTM) web link (www.businessinsider.com)
(TXT) w3m dump (www.businessinsider.com)
| teruakohatu wrote:
| There was also significant uplight from the 2016 Kaikoura
| earthquakes in New Zealand. It was quite amazing to see. It lead
| to massive death of marine organisms that were underwater and
| then suddenly were not.
|
| https://en.wikipedia.org/wiki/2016_Kaik%C5%8Dura_earthquake
| rad_gruchalski wrote:
| American football fields, or "soccer" fields? Surprisingly, the
| answer is in the article:
|
| > In some places, the earthquake extended the coastline by as
| much as 250 meters, or about 820 feet, according to a statement
| from the University of Tokyo. That's about the length of 2.2
| American football fields.
| FartyMcFarter wrote:
| In case anyone else was curious: The American football fields
| are 109.8 meters long, while football/soccer fields are 90 to
| 120 meters long (but most commonly 105 meters long for
| professional stadium fields).
| belter wrote:
| Are we back at this? I assumed the agreed SI Unit at HN was
| either 'number of code lines' or 'server racks'...
| NooneAtAll3 wrote:
| normal football fields or "handegg"*
| _n_b_ wrote:
| But... the length of a coastline is famously not definitively
| measurable. (https://en.wikipedia.org/wiki/Coastline_paradox)
| tavavex wrote:
| I think this article refers to some areas rising enough to have
| the coast move back by about 250m, not to an increase in length
| of the entire Japanese coastline.
| vidarh wrote:
| It does not have a well defined length _in itself_ , but as
| soon as you define a method of measurement that problem goes
| away, so assuming the same method has been used for the old and
| new number there is no problem.
| philipov wrote:
| You can still say that the perimeter definitively got longer.
| Just add a parameter epsilon greater than zero for each
| possible way of measuring it, so that all of them are longer by
| some indefinite amount.
| anothernerd wrote:
| Sometimes, american measuring systems make me want to slap myself
| karlzt wrote:
| Japan needs more territory so the earth is giving them more.
| tavavex wrote:
| It's really strange how "football fields" or "Olympic swimming
| pools" etc became such common comparison points for news
| headlines. Isn't the universality kind of the appeal of having
| units of measurement? I'd argue most people see things that are a
| meter long a lot more often than football fields.
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(page generated 2024-01-07 23:00 UTC)