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Nova - Making North America: Life

Making North America: Life
How did massive volcanic eruptions, inland seas, and land bridges pave the way for life? Airing November 11, 2015 at 9 pm on PBS
//player.pbs.org/partnerplayer/sQ0f8Cg2K8LT_gRHBfZwOA==/?topbar=false&end=0&endscreen=true&start=0&autoplay=false How did massive volcanic eruptions, inland seas, and land bridges pave the way for life? Airing November 11, 2015 at 9 pm on PBS /episodes/get/35453 /episode/35453 Nova: Making North America: Life /episode-player/35453