Season 1 · Episode 26
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Supervolcanoes
Fri, May 23, 2014
·
25 min
They are eruptions so vast, so Earth-shattering, they have changed the history of our planet. Climate collapse. Toxic turmoil. Mass extinction. Worse than a killer asteroid, or nuclear war, they are Earth's most destructive Supervolcanoes.
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Fri, May 23, 2014
25 min
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Cosmic Journeys
37 episodes
Episode
S1 · E26
in Cosmic Journeys
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S1 · E27
Fate of Antarctica
Mon, Jul 21, 2014