A Vast Underground Water System Helps Drive Antarctica's Glaciers

A Vast Underground Water System Helps Drive Antarctica’s Glaciers

Lake Whillans is a strange body of water, starting with the fact that there is liquid to fill it at all. Though buried under more than 2,000 feet of Antarctic ice, its temperatures climb to just shy of 0 degrees Celsius, thanks to a combination of geothermal warmth, intense friction from ice scraping rock, and …

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