MS NOW

GOP: OK, climate change is real. But so what?

As the evidence that global warming is happening becomes indisputable, more and more deniers are now arguing that it's harmless–or even a good thing.

Pennsylvania Governor Tom Corbett attends an awards banquet at Heinz Field on April, 18, 2013 in Pittsburgh.
Pennsylvania Governor Tom Corbett attends an awards banquet at Heinz Field on April, 18, 2013 in Pittsburgh.AP

Zachary Roth