"A long-running legal battle between a legendary Washington law and lobbying firm and a major oil company has been settled."

"A U.S. appeals court on Tuesday threw out an oil industry challenge to the Obama administration's 2013 biofuel mandate, ruling that the government has "wide latitude" to decide whether to modify renewable fuel use targets, and by how much."

"A unit run by President Barack Obama's political staff inside the Environmental Protection Agency operates illegally as a 'rogue law enforcement agency' that has blocked independent investigations by the EPA's inspector general for years, a top investigator told Congress."

"The U.S. Supreme Court on Monday refused to review a long-running Los Angeles County case, handing a victory to environmentalists in a battle over polluted urban runoff that fouls Southern California's coastal waters."

"Sen. Bill Nelson, D-Fla., requested that the Environmental Protection Agency weigh in on an unauthorized oil drilling incident close to the Florida Everglades."

"Legislation to create national standards for regulating chemicals has generated opposition from some states, who fear the bill would curtail their authority to take action against chemicals they deem harmful."

"In a major victory for the Obama administration, the Supreme Court on Tuesday upheld the authority of the Environmental Protection Agency to regulate the smog from coal plants that drifts across state lines from 28 Midwestern and Appalachian states to the East Coast."

"The Department of Transportation is planning on sending a 'comprehensive' package of proposals regarding rail shipments of crude oil to the White House for its review [this] week."

"Relatives and human rights groups urged Thai authorities on Monday to investigate the disappearance of an environmental activist who has worked to help ethnic Karen villagers report illegal activity at Thailand's largest national park."