A Washington state senator has survived a campaign by Western Washington University students who demanded their school revoke his master’s degree because he’s not radical enough on global warming. Doug Ericksen, a Republican and chair of Washington’s Senate Energy, Environment and Telecommunications Committee, has blocked efforts to force businesses and residents to go green, but he supports voluntary compliance. He opposes mandated cap-and-trade programs and low-carbon fuel standards. But the effort to yank Ericksen’s degree — he earned his MA in political science and environmental policy at WWU — met with a stiff rebuke last week from the university’s president....