EDF's Brownstein discusses future of methane regulations, state-level action

With several states taking steps to address methane emissions from oil and natural gas systems, is a federal policy on methane needed? During today's OnPoint, Mark Brownstein, associate vice president and chief counsel of the U.S. Energy and Climate Program at the Environmental Defense Fund, explains why he believes U.S. EPA should move to regulate methane emissions under the Clean Air Act, despite a reported drop in emissions between 2012 and 2013.