The California Supreme Court upheld an air district's technology-forcing rules that limit certain pollution-causing substances in paints and coatings. A paint association argued that the…

A California appellate court affirmed a lower court decision denying a natural gas company's petition challenging an air district rule requiring the company to monitor, record, and report…

The Ninth Circuit reversed in part a lower court decision upholding a "Clean Truck Program" adopted by a California port designed in part to reduce emissions related to port operations…

A district court denied environmental groups' petition for review challenging BLM's and the U.S. Forest Service's approval of several oil and gas lease sales in the San Juan Basin…

The Second Circuit upheld the dismissal of rescue, search, and cleanup workers' substantive due process complaint against federal officials for knowingly issuing false statements about air…