Ancient leaves preserved under a mile of Greenland’s ice — and lost in a freezer for years — hold lessons about climate change
Tundra remnants found in soil deep beneath Camp Century give scientists a window into a Greenland with far less ice.
In 1963, inside a covert U.S. military base in northern Greenland, a team of scientists began drilling down through the Greenland ice sheet. Piece by piece, they extracted an ice core 4 inches across and nearly a mile long. At the very end, they pulled up something else — 12 feet of frozen soil.
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