Note that the assumption of 500 gCO2/KWHe comes from an IPCC report which, according to another wikipedia article, has had its fair amount of criticism. http://

Note that the assumption of 500 gCO2/KWHe comes from an IPCC report which, according to another wikipedia article, has had its fair amount of criticism. http://en.wikipedia.org/wiki/Criticism_of_the_IPCC_Fourth_Assessment_Report http://en.wikipedia.org/wiki/Criticism_of_the_IPCC_Fourth_As...