Smoking Gun of Permian Extinction (3 of 3) (IMAGE)

University of Calgary

Smoking Gun of Permian Extinction (3 of 3)

Caption

Researchers walk through sediments deposited shortly after the worst extinction event in earth history, on the shores of Buchanan Lake, Axel Heiberg Island, Nunavut.

Credit

Credit: Steve Grasby, University of Calgary/NRCan

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