This is NOT a reason to decide between candidates.
McCain is the virtually the same as Obama on climate change. The predecessor to Warner-Lieberman was the Lieberman-McCain Climate Stewardship Act. (It failed 43 to 55 in 2003).
I guess I didn’t realize how up front he was with wanting a cap and trade. I tried reading his plan on his website. Maybe it is the same minus the fear-mongering???? We’re sunk.