"Oklahoma’s oil and gas regulator plans to shut some disposal wells and reduce the volume of others as its initial response to Sunday’s earthquake near the oil hub of Cushing."

"Wastewater treatment plants may be responsible for emitting up to 23 percent more greenhouse gas than previously thought because of fossil fuels in detergent-laden water from residential showers, household washing machines and industrial sites, new research shows."

"A top U.S. Energy Department official in southern New Mexico says the agency plans to close off part of the federal government's underground nuclear waste repository due to contamination and stability concerns."

"Environmentalists are warning the Environmental Protection Agency (EPA) that its draft plan to continue allowing oil and gas companies to dump unlimited amounts of fracking chemicals and wastewater directly into the Gulf of Mexico is in violation of federal law."

"Norway and Turkey were the only two of 53 countries to vote against an international ban on the dumping of mining waste at sea, at a major conservation summit in Hawaii last week."

"Just south of Johnson Creek sits an abandoned landfill that time, and the Oregon Department of Environmental Quality, forgot."

If a kid catches a big walleye on the St. Louis River estuary in Duluth, the state warns her not to eat it. Ever.

"A state appeals court has struck down a plastic bag ban in Laredo in a high-profile fight over local control that could ultimately impact similar laws in other Texas cities."

"A leading U.S. coal regulator announced plans on Tuesday to toughen what it called "out-of-date" rules for guaranteeing mine cleanups."