Season 26 · Episode 20 of 20
Aired Jun 26, 1989
Time of Darkness
Mon, Jun 26, 1989
Streaming on PBS
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In this Horizon episode, we look at the effects on the climate from volcanic eruptions.
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Airs
Mon, Jun 26, 1989
Show
Horizon
1174 episodes
Episode
S26 · E20
in Horizon