Denali peak (IMAGE)

Dartmouth College

Denali peak

Caption

The Dartmouth-led study analyzed ice core data from Greenland and a 700-foot core members of the research team extracted from Denali National Park and Preserve in 2013. The Denali ice core contains a millennium of climate data in the form of gas bubbles, particulates, and compounds trapped in the ice.

Credit

(Photo by Mike Waszkiewicz)

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