had he used the currently accepted value of approximately 3°c warming for a doubling of atmospheric co2, hansen would have correctly projected the ensuing global warming.
had he used the currently accepted value of approximately 3°c warming for a doubling of atmospheric co2, hansen would have correctly projected the ensuing global warming.
greenhouse effect:14
the effect was more fully quantified by svante arrhenius in 1896, who made the first quantitative prediction of global warming due to a hypothetical doubling of atmospheric carbon dioxide.