The original content of Democracy Now! Headlines appears under the Creative Commons BY-NC-ND 3.0 License (United States). For more, including their other shows and media, visit www.democracynow.org. January 21, 2016 2015 was Hottest Year Ever on Record-By Far ------------------------------------------- Scientists have reported 2015 was the hottest year on record by far. The experts pinned the record-breaking heat on long-term global warming caused by the emission of greenhouse gases. 2015's record breaks the previous record set the year before, in 2014. In response to the findings, Gerald Meehl, a scientist at the National Center for Atmospheric Research, said, "The whole system is warming up, relentlessly." .