Environmentalists savored a long-awaited victory on Thursday when the carbon cap-and-trade bill fashioned by Democratic Representatives Henry Waxman and Edward Markey passed out of the House Energy and Commerce Committee, putting it on the road to becoming a law. Supporters had to withstand over 400 amendments filed by Republicans during the markup of the bill this week, but it’s now possible the U.S. could see climate legislation go into effect by the end of the year
