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Flooded Earth

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CGI: The St. Louis arch collapsing and flooding.

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This episode explores the terrifying consequences that flash floods and rising sea levels could have on global populations, as experts explain how a massive volume of water might come to Earth from space, and wreak havoc once it arrives. We examine several ways we could fight the rising tides. As the ground begins to vanish beneath our feet, we'll be forced to look at new ways to live on a planet that is becoming a water world.

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