NYT: Santorum on global warming: ‘Climate change’s Pharisees reassure us that the global-warming science is still settled’
Santorum: 'Yet we all know that the world has been both much hotter and much colder than it is today, and that temperatures have changed dramatically over the millennia for a multitude of reasons. And there is so much we don't know about this complex field, which is made even more difficult by our inability to make predictions and test climate hypotheses, except with computer simulations that have questionable assumptions built in'
