This is an archive of AGU's GeoSpace blog through 1 July 2020. New content about AGU research can be found on Eos and the AGU newsroom.

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28 September 2018

Ice age discovery may reveal early migration route of first Americans

Researchers discovered the retreat of an ancient ice sheet from the western coast of Canada occurred earlier than previously thought. Christopher Darvill and his co-authors studied the Cordilleran Ice Sheet in North America – which once covered an area the size of the Greenland Ice Sheet – to improve our understanding of past climate and ancient human migration.


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