Why September 11th might save millions of lives

The effects of jet aircraft trails, and other particulate pollutions on something called “Global Dimming”, BBC 50min documentary

http://video.google.com/videoplay?docid=1027879546389218797&pr=goog-sl

“So, this is the crux of the problem. While the greenhouse effect has been warming the planet it now seems global dimming has been cooling it down. So the warming caused by carbon dioxide has been hidden from us by the cooling from air pollution.”

“The models everyone has been using to forecast climate change predict a max warming of 5 degrees by the end of the century, but now temperatures may rise twice has fast as previously thought. Global warming by 2030 exceeding 2 degrees….Many of the world’s major cities could be living on borrowed time.”

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