"The Supreme Court will hear arguments Wednesday in a case that challenges one of the Obama administration's most significant environmental regulations."

"The Obama administration on Friday unveiled the nation’s first major federal regulations on hydraulic fracturing, a technique for oil and gas drilling that has led to a significant increase in American energy production but has also raised concerns about health and safety risks."

"U.S. coal companies that are publicly skeptical of man-made climate change acknowledge in mandatory financial disclosures the widely accepted scientific link between fossil fuel emissions and a warming planet, a Greenwire analysis has found."

"A House Energy and Commerce subcommittee debated Wednesday whether to undercut the federal Environmental Protection Agency’s rule on disposing of coal ash, a toxic byproduct of burning coal. The debate came just a day before the Sierra Club announced a new lawsuit against Dominion Power over coal ash pits leaking into the Elizabeth River, 25 miles outside Virginia Beach."

"WASHINGTON -- Senators traded some jabs at a hearing on chemical safety legislation Wednesday, but it seems likely that the bill will advance out of the Environment and Public Works Committee."

"U.S. EPA has agreed to consider clamping down on corrosive dust after watchdogs complained that the current standards failed to protect rescue workers after the Sept. 11, 2001, terrorist attacks."

"CHARLESTON, W.Va. — Two former owners of Freedom Industries pleaded guilty on Monday to environmental violations stemming from last year's Charleston chemical spill that prompted a temporary tap water ban for 300,000 residents."

"A federal appeals court upheld a district judge's decision to drop manslaughter charges against two former BP Plc (BP.L) well site managers over their roles in the 2010 Gulf of Mexico oil drilling disaster that killed 11 people."

"West Virginia lawmakers approved a measure on Saturday to roll back strict water-protection rules enacted last year after a chemical spill contaminated drinking water for 300,000 people in West Virginia’s capital."