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NOVA - Season 33 Episode 16

NOVA - Season 33 Episode 16 - Documentary TV Shows 55:14. story about Everyone has heard of global warming, but a lesser-known man-made phenomenon has been nearly as powerful at affecting Earth's climate. A look at global dimming, created by soot and pollution reflecting the sun's rays and surprisingly helping to offset global warming's catastrophic advance.

Released: Mar 03, 1974

Runtime: 55:14

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Networks: PBS

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