The court denies an environmental group's petition to review the U.S. Environmental Protection Agency's (EPA's) approval of Maryland's revised motor vehicle emissions budget (MVEB) for the Baltimore ozone nonattainment area. In 1999, EPA determined that the MVEB in the state's attainment demonstrati...

The court affirms in part and reverses in part a district court grant of summary judgment in favor of the Bureau of Land Management (BLM) in a suit brought by an individual who alleged that a BLM transfer of federal lands in Nevada violated the Clean Air Act (CAA) and the National Environmental Poli...

The court upholds the conviction of a fertilizer company owner who allowed hazardous waste to be disposed of without a permit while knowing that his actions placed others in imminent danger of death or serious bodily injury, but the court vacates a district court order requiring the owner to pay a $...

The court affirms a February 2001, district court order requiring the U.S. Environmental Protection Agency (EPA) to make an air quality attainment status determination for the St. Louis, Missouri, area and to publish it in the Federal Register by March 20, 2001, and affirms a subsequent court order ...

The court grants an environmental group's motion for partial summary judgment against Pennsylvania officials for failing to implement the state-enhanced vehicle inspection and maintenance (I/M) program in 16 counties by November 15, 1999, as required by the Pennsylvania state implementation plan (SI...

The court holds that under Ohio law, the doctrine of res judicata bars property owners' Resource Conservation and Recovery Act (RCRA) suit against the property's seller for leaving gasoline buried in the soil. The owners filed their RCRA suit in federal court after they litigated contract and fraud ...

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 disprove Clean Air Act (CAA) violations is not ripe for review. The heart of the associations' argument is that the credi...

The court upholds the U.S. Army Corps of Engineers' decisions to deny permits that would have allowed landowners to build camp structures on their property in the Atchafalaya floodway in Louisiana. The landowners purchased their property subject to a perpetual flowage, channel, and disposal easement...

The court holds that it lacks jurisdiction over a building association's appeal of a decision upholding the U.S. Fish and Wildlife Service's (FWS') listing of four species of fairy shrimp as endangered or threatened under the Endangered Species Act. The district court granted partial summary judgmen...

The court holds that environmental organizations have standing to assert an Endangered Species Act (ESA) §9 claim against a lumber company whose timber harvesting operations are allegedly causing the take of coho salmon. The court first holds that the organizations have satisfied each of the elemen...