News From the Field
New Deglaciation Data Opens Door for Earlier First Americans Migration

June 21, 2012

A new study of lake sediment cores from Sanak Island in the western Gulf of Alaska suggests that deglaciation there from the last ice age took place as much as 1,500 to 2,000 years earlier than previously thought, opening the door for earlier coastal migration models for the Americas. Photo by Spencer Wood, Creative Commons Attribution 3.0 Unported license Full Story

Source
Oregon State University

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