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Mountains Drove Bursts of Evolution and Extinction

The oldest life on Earth is still going strong today. Stromatolites are communities made up largely of blue-green algae. This image shows a living colony of stromatolites at Shark Bay, Western Australia. Credit: Ken McNamara

The oldest life on Earth is still going strong today. Stromatolites are communities made up largely of blue-green algae. This image shows a living colony of stromatolites at Shark Bay, Western Australia. Credit: Ken McNamara

By Ross Large, John Long & Indrani Mukherjee

Bursts of evolution and mass extinction events coincide with mountain-building events that have influenced nutrient levels in the oceans.

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