Plant Fossils Hint at Arctic's Swampy Past

Clip: Season 47 Episode 1 | 3m 2s Video has closed captioning.

Paleontologist Kirk Johnson shows a group of high schoolers that plant species in Virginia used to be right at home near the North Pole.

Aired: 02/05/20

Rating: NR

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Problems Playing Video? | Closed Captioning

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