InsideClimate: Freshly formed snowball in hand, Republican Senator Jim Inhofe of Oklahoma took the Senate floor last week. He was there to discuss the "hysteria on global warming," he said, citing the snowball and a frigid winter in Washington, D.C. as evidence that the climate isn't changing. The senator was roundly criticized for being out of touch with the science of global warmingwhich involves fiercer winter storms. His prop threw the Republican Party's views on climate change into sharp relief. While top...