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NOVA

1974

Arctic Sinkholes 49 Season 1 Episode

7.0

In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate.

Country
United States
Genre
Documentary
Released
03 Mar, 1974
nature candid inspirational factual dramatic instructive
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Episode #1
Arctic Sinkholes
Episode #2
Secrets in the Scat
Episode #3
Great Mammoth Mystery
Episode #4
Augmented
Episode #5
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Episode #6
Dinosaur Apocalypse: The New Evidence
Episode #7
Dinosaur Apocalypse: The Last Day
Episode #8
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Ultimate Space Telescope
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Episode #17
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Episode #18
Zero to Infinity
Episode #19
Rebuilding Notre Dame
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