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Tag: Bering

Tufted puffin.

Massive puffin die-off in the Bering Sea likely due to climate change, study reports

byAlexandru Micu

Noooo, not the puffins!

This map shows the outlines of modern Siberia (left) and Alaska (right) with dashed lines. The broader area in darker green (now covered by ocean) represents the Bering land bridge near the end of the last glacial maximum, a period that lasted from 28,000 to 18,000 years ago when sea levels were low and ice sheets extended south into what is now the northern part of the lower 48 states. University of Utah anthropologist Dennis O'Rourke argues in the Feb. 28 issue of the journal Science that the ancestors of Native Americans migrated from Asia onto the Bering land bridge or "Beringia" some 25,000 years ago and spent 10,000 years there until they began moving into the Americas 15,000 years ago as the ice sheets melted.
Credit: Wlliam Manley, Institute of Arctic and Alpine Research, University of Colorado

The first Americans came from Russia’s frozen expanse, Siberia, some 23,000 years ago

byAlexandru Micu

The first humans to reach the Americas came from Siberia in a single group some 23,000 years ago, at the ...

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© 2007-2025 ZME Science - Not exactly rocket science. All Rights Reserved.