It happened before, and could happen again…. That's the message in a new study about the catastrophic collapse of Earth's tropical forests due to natural volcanic causes 252 million years ago. The ...
Kenneth Lacovara, Ph.D., has spent years traveling the world looking for fossils and the extinction layer–a sediment layer covering the world that signifies the end of the Cretaceous period that ...
Around 250 million years ago, one of Earth's largest known volcanic events set off The Great Dying: the planet's worst mass extinction event. The eruptions spewed large amounts of greenhouse gases ...
Around 252 million years ago, life on Earth suffered its most catastrophic blow to date: a mass extinction event known as the “Great Dying” that wiped out around 90% of life. What followed has long ...
During these waves of mass extinction, most vertebrate survivors were confined to refugia, or isolated biodiversity hotspots ...
A fire-bellied newt (Cynops ensicauda) on Amami Island in Japan. Previously thought to be extinct, the newt and others in its genera are still alive. (John J. Wiens/University of Arizona) (CN) — For ...
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