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ClimateWire: Ten miles north of Fairbanks, along a man-made valley cleared by industrial gold dredgers in the early 1900s, a small red building at the base of a hill provides a portal to the geologic history of central Alaska.
Behind a locked metal door lies the Cold Regions Research and Engineering Laboratory, a 360-foot tunnel that gives scientists hands-on, underground access to frozen permafrost dating from the present to nearly 50,000 years in the past.
Operated by the Army Corps of Engineers and the......
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Cold War-era Alaskan tunnel yields clues on climate
Posted by ClimateWire: Margaret Kriz Hobson on March 30th, 2016
Posted in Water Conservation