Climate Change: Some in Congress think global warming is so important it should be an issue of national defense, not science. It's a wrongheaded and dangerous idea, one that shows how crazy the debate has become. Unfortunately, the proposal to make global warming a matter of national security is bipartisan, with Sen. Chuck Hagel, a Nebraska Republican, joining Sen. Dick Durbin, an Illinois Democrat, as co-sponsors. If nothing else, this proves neither party has a monopoly on wisdom. According to the Boston Globe, their plan calls for the U.S. intelligence chief to produce a "national intelligence estimate" on global warming....