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Paleontologists Identify New Mass Extinction Event

Dragon
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Post by Dragon Thu Sep 17, 2020 11:08 am

The Carnian Pluvial Episode, a major climate change event that occurred around 234 to 232 million years ago (Late Triassic epoch), was a time of global environmental changes and possibly substantial volcanism.

A new analysis of paleontological data suggests that this event was a major — but previously neglected — time of extinction and may be linked to the disappearance of up to 33% of all marine genera (invertebrates, vertebrates, and protists) as well as many tetrapod clades and to the explosive diversification of many key modern groups of plants and animals (conifers, insects, dinosaurs, crocodiles, lizards, turtles, and mammals).

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Paleontologists Identify New Mass Extinction Event 334pu7m
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Post by Dragon Thu Sep 17, 2020 11:09 am

Paleontologists Identify New Mass Extinction Event Image_8857-Carnian-Pluvial-Episode
Image credit: D. Bonadonna / MUSE, Trento.

Summary of major extinction events through time, highlighting the Carnian Pluvial Episode at 233 million years ago.

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Paleontologists Identify New Mass Extinction Event 334pu7m
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Post by Dragon Thu Sep 17, 2020 11:10 am



Carnian pluvial episode


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