NOVA

Making North America: Life

Season 42 Episode 21 | 53m 32s

How did massive volcanic eruptions, inland seas, and land bridges pave the way for life? Airing November 11, 2015 at 9 pm on PBS

Aired: 11/11/15

Rating: TV-G

Video has closed captioning.

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Funding for NOVA is provided by David H. Koch, the Corporation for Public Broadcasting and PBS viewers. Additional funding is provided by the Alfred P. Sloan Foundation and George D. Smith.