She believes that the Permian extinction was caused ... from the Siberian Traps and Permo-Triassic boundary rocks from China. He has determined the two events occurred within 100,000 years of ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing over a period of roughly 30 million years, but that would come to a halt ...

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact ...

The Permian-Triassic extinction event, also known as the Great Dying ... The causes of this are still not entirely understood, but what is now the Atlantic Ocean experienced massive volcanic activity.

Then 252 million years ago came the Permian-Triassic extinction event. This is the biggest extinction ... Around the back of the “C” was a vast ocean called Panthalassa and the expanse of ...

Scientists have predicted a mass extinction on Earth in 250 million years, wiping out all mammals due to extreme heat and ...

This graph plots extinction ... events, when extinction rates sharply exceeded background rates. These occurred at the end of the Ordivician, the Late Devonian, the Permian/Triassic (P/Tr ...

The Ordovician-Silurian mass extinction event may have wiped out some 85 percent of species, including many of the invertebrates this period is known for. Some scientists hypothesize the extinction ...

In the Permian period before, the largest mass extinction event in Earth’s history had ... up and ready to hatch like a bird In the Triassic ocean, marine reptiles such as the plesiosaurs ...

Read about the Jurassic extinction event that wiped out many species at the beginning of this Period and led to the rise of ...

It is referred to as the Permian-Triassic extinction event because it spanned these ... These gases had profound effects on both the climate and ocean chemistry. Sea levels rose and the oceans ...