A new study indicates sudden global warming stripped oxygen from the ocean 252 million years ago and led to the greatest mass extinction ever. The parallels to now are way too close for comfort. My story for @nytimes https://t.co/YRPaqssZNi
— Carl Zimmer (@carlzimmer) December 7, 2018
via Twitter https://twitter.com/carlzimmer
December 07, 2018 at 09:52PM
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