"The Environmental Protection Agency (EPA) cannot regulate lead ammunition used by hunters, a federal appeals court said Tuesday."

"A federal appeals court today threw out U.S. EPA's decision to extend a compliance deadline for its ozone air standard, as well as the agency's revoking a stringency requirement for transportation projects."

"As [a Dec. 11] Senate Environment and Public Works Committee hearing made abundantly clear, communities throughout the United States are at ongoing risk from potentially disastrous incidents involving hazardous chemicals."

"Federal officials acted properly when they curtailed water extraction from California's Sacramento-San Joaquin Delta to protect fish and orca species at the expense of farmers and other water users in central California, a U.S. appeals court ruled on Monday."

"Federal prosecutors charged Freedom Industries and six of its owners, managers and employees with criminal violations of the Clean Water Act related to the January 2014 chemical leak that contaminated the drinking water of 300,000 people in Charleston and surrounding communities."

"Environmental groups in Wisconsin are suing the state’s Department of Natural Resources, claiming that the agency hasn’t done its job in implementing recent federal air pollution regulations."

"The Obama administration will soon finish rules aimed at controlling pollution from toxic coal ash, making good on a promise it made less than two months after President Obama’s inauguration."

"A coalition of 47 environmental organizations called on U.S. senators Monday to remove public lands riders from a defense bill, criticizing what they described as a 'kitchen-sink' approach to conservation."

"A new peer-reviewed analysis of sources of leaks in natural gas drilling and well operations strongly bolsters growing calls for the Environmental Protection Agency to settle on regulations cutting wasteful, harmful emissions of methane from both new and existing oil and natural gas wells."