For Alaska and Canada, as of today, an unprecedented 12,000,000 acres of forest and tundra overlying the rapidly thawing and human greenhouse gas emissions warmed permafrost has burned — going up in vast, billowing clouds of smoke. This smoke has spread out, caught up in the meandering Jet Stream, and is now visible in far-flung locations by both ground and satellite observation.
In addition to painting skies across Canada, Alaska and the Western and Central US milky white, upper level smoke from the fires has crossed Greenland and the North Atlantic, entered the Central Arctic Ocean and is now visible as a hazy pall over web cameras observing North Pole melt.
(Melt ponds and teetering markers near North Pole web cam beneath skies painted gray-brown by wildfire smoke. Image source: North Pole Environmental Observatory.)
In the above image we can see this smoke haze painting the sky a brown-gray…
View original post 496 more words