(Reuters) — Last year’s global average temperature was the hottest ever on record, according to a report released by the United Nations’ World Meteorological Organization (WMO) on Monday (January 26). Last year was the hottest since records began in the 19th century in a trend that almost all scientists blame on greenhouse gases from burning of fossil fuels, stoking heat waves, droughts, downpours and rising sea levels “2015 was the hottest year on record […]