Permian-Triassic mass extinction by global warming

Dear Kitty. Some blog

This July 2018 video says about itself:

252 million years ago 96% of all marine species and 70% of terrestrial vertebrate species vanished, this was the Permian extinction.

From the University of Washington in the USA:

Biggest mass extinction caused by global warming leaving ocean animals gasping for breath

December 6, 2018

Summary: By combining ocean models, animal metabolism and fossil records, researchers show that the Permian mass extinction in the oceans was caused by global warming that left animals unable to breathe. As temperatures rose and the metabolism of marine animals sped up, the warmer waters could not hold enough oxygen for their survival.

The largest extinction in Earth’s history marked the end of the Permian period, some 252 million years ago. Long before dinosaurs, our planet was populated with plants and animals that were mostly obliterated after a series of massive volcanic eruptions in Siberia.

Fossils…

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