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NOVA POLAR EXTREMES

NOVA POLAR EXTREMES

Two hour special airs Sunday, February 23rd at 5PM and Tuesday, February 25th at 7PM

Following a trail of fossils found in all the wrong places — beech trees in Antarctica, redwoods and hippo-like mammals in the Arctic — uncover the bizarre history of the poles, from miles-thick ice sheets to warm polar forests teeming with life.