RT [@Laurie_Garrett](https://twitter.com/Laurie_Garrett/status/1326204084408504320) Does this scare the crap out of you?
It probably should.
Today most of the northern hemisphere of planet Earth is 1.5 to 2 degrees C above normal, and the Arctic? WOW — 4 degrees above.
@GretaThunberg @ClimateOfGavin @NOAA #climatechange https://t.co/DaQAVJt2WO