Slate: On Wednesday, the National Oceanic and Atmospheric Administration announced that Earth's global temperature for February was among the hottest ever measured. So far, 2015 is tracking above record-warm 2014--which, when combined with the newly resurgent El Nio, means we're on pace for another hottest year in history.
In addition to the just-completed warmest winter on record globally (despite the brutal cold and record snow in the eastern U.S.), new data on Thursday from the National Snow and...