Polar Extremes (2020) is a Documentary film that follows 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 places—beech trees in Antarctica, hippo-like mammals in the Arctic—Johnson 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 planet’s climate today—and in the future? Currently, you can watch Polar Extremes on PBS Documentaries Amazon Channel, Amazon Video. Streaming availability may vary by country and platform over time. It has a user rating of 5.0 out of 10 from 2 votes. Fans of documentary movies may also want to explore similar titles below.