Mario Tama / Getty The 2010s were the hottest decade ever measured on Earth, and 2019 was the second-hottest year ever measured, scientists at NASA and the National Oceanic and Atmospheric Administration announced today. After a year of flash droughts , rampant wildfires , and searing heatwaves that set all-time records across Europe and turned parts of Greenland’s ice sheet into slush, the finding was not a surprise to researchers, or likely anyone else. […]