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This Bulb | National Geographic

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Uploaded on Aug 17, 2007

Natalie Portman, Kyra Sedgwick and Chloe Sevigny explain how an action as simple as changing a light bulb can help reverse the effects of greenhouse gases. Featuring the music of Aimee Mann and remarkable footage from the National Geographic library.
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This Bulb | National Geographic
https://youtu.be/FvOBHMb6Cqc

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