How China and North America started mass extinctions 450 million years ago

How China and North America started mass extinctions 450 million years ago




Anyone with a moderate interest in dinosaurs knows the theory that they were wiped out about 66 million years ago when an asteroid or comet hit Earth, causing the most famous mass extinction in history. What many people don’t know is that this moment wasn’t far from the most devastating mass extinction event to hit the planet. During the late Ordivician period 450 million years ago, volcanic activity led to the second worst mass extinction in earth’s history, …

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Anyone with a moderate interest in dinosaurs knows the theory that they were wiped out about 66 million years ago when an asteroid or comet hit Earth, causing the most famous mass extinction in history. What many people don’t know is that this moment wasn’t far from the most devastating mass extinction event to hit the planet. During the late Ordivician period 450 million years ago, volcanic activity led to the second worst mass extinction in earth’s history, …

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