The D.C. Circuit held that a mining company's failure to maintain adequate emergency lifelines in its mine's escapeways was a significant and substantial violation of the Federal Mine Safety and Health Act of 1977, thereby affirming the Department of Labor's Federal Mine Safety & Health Review C...

The U.S. Supreme Court struck down portions of the Los Angeles port's "Clean Truck Program," which was designed in part to reduce emissions related to port operations, including emissions from trucks. The concession agreements implementing the plan set forth a number of provisions covering, among ot...

The U.S. Supreme Court held that Oklahoma statutes that favor in-state water appropriation permit applicants over out-of-state permit applicants do not violate the Commerce Clause and are not preempted by the Red River Water Compact—an interstate water compact that allocates water among Texas, Okl...

The Seventh Circuit upheld a FERC order allowing a regional electricity transmission system to apportion costs for new power lines necessary to bring power generated from wind farms in the Great Plains to urban centers among all the utilities drawing electricity from the grid. The costs would be all...

The D.C. Circuit held that a power company may not appeal a lower court decision that USDA's Rural Utilities Service violated NEPA before granting approvals and financial assistance to the company's expansion of its coal-fired power plant. An environmental group filed suit against the Service for fa...