When did Horizon Season 9 Episode 31 air?
Horizon Season 9 Episode 31 aired on December 7, 1972.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 9 · Episode 31
Alaskan Pipe-Dream
Dec 7, 1972·1h
This episode of Horizon centers on the exploitation of oil in Alaska, and the effects of it on the Eskimoes and the local wildlife.
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Direct answers for episode-level questions and details.
How long is Horizon Season 9 Episode 31?
This episode runs for approximately 60 minutes.
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