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David Keith: A surprising idea for "solving" climate change

Debbie Young-Somers's picture
Submitted by AFAN team member Debbie Young-Somers a Jewish on 05/12/2008 13:13
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http://www.ted.com/index.php/talks/david_keith_s_surprising_ideas_on_climate_change.html

 

 Environmental scientist David Keith proposes a cheap, effective, shocking means to address climate change: What if we injected a huge cloud of ash into the atmosphere to deflect sunlight and heat?  We must ask ourselves what are we prepared to contribute, how much do we need to give up, if anything…?16 minutes long
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