భూ తాపం తగ్గింపుపై 'కోపెన్‌ గహన్‌'

[postlink]http://watchtopnews.blogspot.com/2009/12/blog-post_5933.html[/postlink]http://www.youtube.com/watch?v=X6-k8HS323sendofvid
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Kopen Hagan Summit
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