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NOVA scienceNOW | Moon Smasher, Secrets in the Salt, Sangeeta Bhatia, Carbon Sequestration | Profile: Lonnie Thompson
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NOVA scienceNOW | Moon Smasher, Secrets in the Salt, Sangeeta Bhatia, Carbon Sequestration | Profile: Lonnie Thompson A climatologist struggles to save ancient his... A climatologist struggles to save ancient history preserved in ice that is now melting. (11:29)
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NOW on PBS | On Thin Ice
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NOW on PBS | On Thin Ice The impact of global warming on the Himilayas The impact of global warming on the Himilayas (56:46)
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NOVA | Extreme Ice
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NOVA | Extreme Ice An acclaimed photographer joins scientists to... An acclaimed photographer joins scientists to document the runaway melting of glaciers. (52:51)
Chapter(s) 1 - 6 of 6
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NOVA | Extreme Ice | Glacial Pacemaker
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NOVA | Extreme Ice | Glacial Pacemaker Alaska's Columbia Glacier is receding, and sc... Alaska's Columbia Glacier is receding, and scientists are racing to understand why. (8:54)



