Scientist Who Spent Year at 'Epicenter' of Climate Crisis Warns World May Already Have Hit Arctic 'Tipping Point'
The atmospheric scientist that led a major year-long Arctic research expedition said Tuesday that the world may have already hit one of the so-called climate "tipping points." "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 we push warming too far," said Markus Rex of the Alfred Wegener Institute, reports Agence France-Presse.
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