She believes that the Permian extinction was caused by acid rain following ... a dog and a lizard—the synapsids were Earth's first great dynasty of land vertebrates. "We've found fossils of ...

Tropical riparian ecosystems—those found along rivers and wetlands—recovered much faster than expected following the ...

Known as the Great Dying, the mass extinction that ended the Permian geological period was the worst of the five global ...

Travel back in time even further to around 250 million years ago, and the Great Dying – more formally known as the ...

Fossil evidence from North China suggests that some ecosystems may have recovered within just two million years of the ...

The Permian-Triassic extinction event, also known as the Great Dying, took place roughly 252 million years ago and was one of the most significant events in the history of our planet. It represents ...

when extinction rates sharply exceeded background rates. These occurred at the end of the Ordivician, the Late Devonian, the Permian/Triassic (P/Tr) boundary, the end of the Triassic, and the ...

Figuring out what caused these mass extinctions has attracted a great deal of scientific interest ... the Emeishan region that span the middle Permian 4. The lower parts of these sections are ...

Life that survived the so-called Great Dying repopulated the planet ... and sea urchins that survived the Permian extinction and were quickly diversifying. The first corals appeared, though ...

Extinction is a natural part of life on Earth. But occasionally, extinction rates have surged far beyond usual levels, driving mass extinction events that have reshaped the trajectory of life. After a ...

They then compared their model to the magnitude of past mass extinctions captured in the fossil record, especially to the End-Permian Extinction - Earth's deadliest extinction event so far.