Greenwire: Major climate and energy legislation moving through the House Energy and Commerce Committee would create an expensive, complicated, regulation-heavy system that would not spur developing nations to reduce their greenhouse gas emissions, the U.S. Chamber of Commerce charges in a letter to lawmakers. Even so, the nation’s largest business association regards the cap-and-trade plan sponsored by Reps. Henry Waxman (D-Calif.) and Edward Markey (D-Mass.) as the lesser of two evils. U.S. EPA …