Asteroid Impact, not Volcanic Eruptions, Killed the Dinosaurs

Nannoplankton fossils next to a deep-sea sediment section drilled from the North Atlantic. (Credit: Professor Paul Bown)

LONDON (University College London PR) — Volcanic activity did not play a direct role in the mass extinction event that killed the dinosaurs and about 75 per cent of Earth’s species 66 million years ago, according to a team involving UCL and University of Southampton researchers.

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