A bit ago Kevin wondered what goes on in some conservatives minds...
Well this certainly won't clear it up.
From the Wright County Republican, Aug 27th, an article entitled "Climate Momentum Shifting: Prominent Scientists Reverse Belief in Man-made Global Warming - Now Skeptics"
'One certainty, however, is that earth has been very much warmer than it is now – “That’s why we find dinosaur bones all the way to the poles,” said Steward. During the Crustacean Period, earth’s average temperature was 80 degrees – compared to the average temperature now of 59 degrees. And, earth has been much colder than it is now. “Ithaca, New York was 1.8 miles under snow and ice just 11,000 years ago,” according to Steward.'