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Evolution of life in the ocean changed 170 million years ago

July 2, 2019 - General

The ocean as we understand it today was shaped by a global evolutionary regime shift around 170 million years ago, according to new research.

A calcified plankton sample dating back 95 million years
[Credit: University of Plymouth]Until that point, the success of organisms living within the marine environment had been strongly controlled by non-biological factors, including ocean chemistry and climate.

However, from the middle of…

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Source: archeo

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