"Maryland Gov. Larry Hogan vetoed a bill Friday that would have required the state’s electricity suppliers to get more power from renewable sources, but allowed two other environmental bills — one restricting pesticide use and another requiring a study of oyster harvests — to become law without his signature."

"The use of coal tar sealant products is no longer allowed in Annapolis."

"Pennsylvania environmental regulators have, for now, dropped their pursuit of a nearly $9 million fine against Range Resources-Appalachia LLC after the two sides reached an agreement over a Lycoming County gas well that regulators said leaked methane into drinking water supplies and streams."

"[Pennsylvania] Department of Environmental Protection Secretary John Quigley resigned Friday afternoon, following several news reports about a controversial email he sent last month to environmental groups."

"With West Virginia’s economy battered by a coal industry in free fall, Senator Bernie Sanders of Vermont is hoping that a strong showing in this state’s Democratic primary on Tuesday will keep him a force in the party’s politics by showing that his message still resonates, even though his rival, Hillary Clinton, has an almost insurmountable lead in delegates."

"Don Blankenship was recently sentenced to prison, but that's not keeping him away from the presidential election."

"The U.S. Geological Survey says five minor earthquakes originated in an area just west of New Castle in a 22-hour period on Monday, all small tremors between magnitude 1.7 and 1.9, which is below what humans can feel."

"WILLIAMSON, W.Va. — Hillary Clinton came to campaign in coal country — and she had her feet held to the fire."

"A CSX freight train derailed in northeastern Washington [DC] on Sunday, spilling hazardous material near a subway station and disrupting commuter rail and long-distance Amtrak passenger trains but causing no injuries, authorities said."

"An intense last-minute push by establishment Democrats and environmentalists to shore up their preferred Senate Democratic nominee paid off in Pennsylvania [Tuesday] night, as former White House Council on Environmental Quality Chairwoman Katie McGinty won the right to take on Republican Sen. Pat Toomey in November."