The court denied a petition to review the U.S. Environmental Protection Agency's (EPA's) approval of a revision to Missouri's state implementation plan (SIP) that replaced four area…

The court affirms a district court decision enjoining further construction on a Kansas highway project until the Federal Highway Administration (FHwA) completes a National Environmental Policy Act…

The court holds that it lacks subject matter jurisdiction to review environmental groups' Federal Water Pollution Control Act (FWPCA) citizen suit against a mining company allegedly…

The court denies petitions to review a U.S. Environmental Protection Agency (EPA) rule that conditionally allows foreign gasoline refiners to establish and use individual baselines reflecting…

The court holds that under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), the former owners of a contaminated site in Georgia are liable for the disposal of…

The court dismisses environmental groups' motion to enjoin the sale of a former bus depot in the South Bronx, New York. The sale is part of a plan to develop a former rail yard adjacent to…

The court upholds a Federal Aviation Administration (FAA) rule that was promulgated pursuant to the Overflights Act and designed to reduce aircraft noise from sight-seeing tours in the Grand…

The court holds that trade associations' action for judicial review of a U.S. Environmental Protection Agency (EPA) rule permitting the use of "any credible evidence" to prove or…

The court holds that New York's zero emission vehicle (ZEV) sales requirement for model years 1998-2002 is preempted by Clean Air Act (CAA) §209. The court first holds that the ZEV sales…

The court upholds the U.S. Environmental Protection Agency's (EPA's) redesignation of five parcels of tribal land as a nonfederal Class I area under the Clean Air Act (CAA) prevention of…