Even though public opinion is inexorably shifting toward concern about man-made climate change, we are still treated to the rants of warming skeptics who trot out the same old arguments. The interesting thing is how these objections have changed over time, moving the goal posts if you will. It's late in the fourth quarter, though, and the deniers are backed up almost to their own end zone as the melting glaciers of evidence creep slowly forward. Warming deniers have used two types of counter arguments: ones that attack the messenger or message, and others that try attacking the science. The...