hansen's 1988 results are evidence that the actual climate sensitivity is about 3°c for a doubling of atmospheric co2.
hansen's 1988 results are evidence that the actual climate sensitivity is about 3°c for a doubling of atmospheric co2.
climate sensitivity:53
in his first paper on the matter, he estimated that global temperature would rise by around 5 to 6 °c (9.0 to 10.8 °f) if the quantity of co 2 was doubled.