Cross-State Air Pollution Rule

In a huge and perhaps unexpected win for the EPA, the Supreme Court on April 29 reversed an appellate court panel ruling that had rejected their attempt to regulate interstate air pollution caused by about 1,000 coal-fired power plants in 28 states.
May 1, 2014   The Wall Street Journal - Politics and Policy
Concerned that a controversial "good neighbor rule" doesn't go far enough in keeping dirty air from wafting over the East Coast, governors of eight states are petitioning the EPA to enforce stricter pollution standards on their Midwestern neighbors.
Dec 9, 2013   The New York Times