"CLEVELAND, Ohio -- A federal grand jury returned an indictment against the owner of an oil and gas drilling company on Thursday, charging him with violating the Clean Water Act by dumping more than 20,000 gallons of fracking waste into a river in Youngstown."

"A government report says a cyberattack against 23 natural gas pipeline operators stole crucial information that could compromise security. Experts strongly suspect China's military."

"WASHINGTON — After a series of costly and embarrassing accidents in its efforts to drill exploratory wells off the north coast of Alaska last year, Royal Dutch Shell announced on Wednesday that it would not return to the Arctic in 2013."

"With Washington frozen solid on climate, the Navy is breaking the ice."

"Maryland's highest court on Tuesday struck down the bulk of a fraud case against ExxonMobil Corp. stemming from an underground gasoline leak in Baltimore County, reversing most of $1.65 billion in judgments and dealing a stunning blow to hundreds of families."

"BOSTON -- Concerns have cropped up in recent years that the methane leaks from oil and gas fields could be large enough to pose a significant climate threat."

"BP Plc fostered a culture that put cost-cutting over safety before the deadly 2010 Gulf of Mexico oil spill, a noted forensic engineer said in the first day of testimony in the federal civil trial centered on the disaster."

"U.S. federal prosecutors have been asked to take legal action over safety and environmental violations discovered on one of two drillships Royal Dutch Shell used last year in Arctic waters off Alaska, officials said on Monday."

"One of the the nation’s largest utilities agreed Monday to close three of its coal-fired power plants as part of a settlement with government officials and environmental groups, the latest sign of how the nation’s electricity supply is shifting away from coal."