Antarctica Secrets Beneath the Ice | Discovery Channel | Full Documentary 2015

Antarctica Secrets Beneath the Ice | Discovery Channel | Full Documentary 2015 More Video At .\r
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Almost three miles of ice buries most of Antarctica, cloaking a continent half again as large as the United States. But when an Antarctic ice shelf the size of .\r
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Is Antarctica headed for a catastrophic meltdown? New evidence of ancient climate change may hold clues. LIKE us on FACEBOOK: antarctica - secrets beneath .