It's obvious Graham has no principles.

Conservative Republican (sarcasm) Lindsey Graham embraces the entire Climate Change hoax.  He has decided to join Senators John Kerry and Joe Lieberman to support a bill that would tax heat trapping pollution. Graham claims that he was fully convinced when he listend to the scientists talk about the causes and effects of greenhouse gases in his trip to the Arctic region with John MCcain and Hillary Clinton. He also seemed to show little concern over his highly critical Republican collegues.

You can find the jaw-dropping article and his tedious interview with the AP  here.