Polar Extremes
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Polar Extremes
IMDb 5.02020-02-05
Renowned paleontologist Kirk Johnson takes us on an epic adventure through time at the polar extremes of our planet. Following a trail of strange fossils found in all the wrong placesâbeech trees in Antarctica, hippo-like mammals in the ArcticâJohnson uncovers the bizarre history of the poles, from miles-high ice sheets to warm polar forests teeming with life. What caused such dramatic changes at the ends of the Earth? And what can the past reveal about our planetâs climate todayâand in the future?