Horizon — Season 42
S42E012005-01-1360m
Global Dimming
Horizon producer David Sington on why predictions about the Earth's climate will need to be re-examined.
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S42E01 — Global Dimming
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Horizon producer David Sington on why predictions about the Earth's climate will need to be re-examined.
Ready to watch
Auto-selects the best quality source for you