Wednesday, August 22, 2012

***** Jim Hansen: 'Cut coal emissions 50% by 2020, 100% by 2030, means peak ppm 400-425 by 2050.' .'

Storms page 114    ***** Jim Hansen: 'Cut coal emissions 50% by 2020, 100% by 2030, means peak ppm 400-425 by 2050.' .'

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