The U.S. Supreme Court on Monday placed further limits on the Environmental Protection Agency's already-modest power to regulate power plant and factory emissions of greenhouse gases. SCOTUS ruled in a 2007 case that greenhouse gases emitted by new motor vehicles constitute pollution that is subject to regulation under the Clean Air Act. Under
SCOTUS Further Weakens EPA Power to Regulate Greenhouse Gases
Ruling issued Monday cuts back already ‘soft’ regulatory measures under the Clean Air Act.