Polar Extremes

About the Show

Join renowned paleontologist Kirk Johnson on an epic adventure through time at the polar extremes of our planet. Following a trail of fossils found in all the wrong places – beech trees in Antarctica, redwoods and hippo-like mammals in the Arctic – NOVA uncovers the bizarre history of the poles, from miles-thick ice sheets to warm polar forests teeming with life. Part 1 of 2.