Nova

Polar Extremes

Season 47, Episode 1 of 19

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.

Previously Aired

Day
Time
Channel
11/3/2021
1 p.m.
10/26/2022
1 p.m.
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