Pollution as a drastic solution to global warming

At the UN Conference on Climate Change in Nairobi, Kenya, a group of scientists discussed their drastic short-term fix for climate change--spewing enough pollution to draw a "shade" over the sun temporarily. The Nobel Prize-winning scientist who first made the proposal is himself ''not enthusiastic about it.''
''It was meant to startle the policy makers,'' said Paul J. Crutzen, of Germany's Max Planck Institute for Chemistry. ''If they don't take action much more strongly than they have in the past, then in the end we have to do experiments like this.''

Read the full story here.