Supreme Court shoots down challenge to WA carbon market The U.S. Supreme Court on Monday declined to hear a high-profile challenge to Washington’s Climate Commitment Act, marking yet another victory for the state’s keystone climate policy. The lawsuit claimed that the state law discriminated against privately operated natural gas plants (public utilities receive allowances free) and unfairly treated it as an out-of-state business. Continue reading at the Seattle Times. (J. Scott Applewhit...