The mass extinction that ended the Permian geological epoch, 252 million years ago, wiped out most animals living on Earth. Huge volcanoes erupted, releasing 100,000 billion metric tons of carbon ...
A new study reveals that Earth's biomes changed dramatically in the wake of mass volcanic eruptions 252 million years ago. Reading time 3 minutes 252 million years ago, volcanic eruptions in ...
The Triassic is a geologic period of the Mesozoic Era spanning approximately 252 to 201 million years ago, immediately following the Permian–Triassic mass extinction and preceding the Jurassic. It is ...
Sixty-eight genera and 164 species in the Changxingian Stage and 12 genera and 20 species in the lower Griesbachian Stage are recorded on the basis of brachiopod fossils collected from 32 sections in ...
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