Siberian wildfires dwarf all others on Earth combined

Smoke just reached the North Pole in a first. Smoke from massive wildfires in Russia’s Siberia region has reached the geographic North Pole “for the first time in recorded history,” according to NASA — while the forest blazes themselves are bigger than all the other wildfires currently burning in the world combined, one expert said.  The U.S

Irreversible warming tipping point may have been triggered: Arctic mission chief

The tipping point for irreversible global warming may have already been triggered, the scientist who led the biggest expedition to the Arctic warned Tuesday (June 15). “The disappearance of summer sea ice in the Arctic is one of the first landmines in this minefield, one of the tipping points that we set off first when