The court upholds the U.S.

The court affirms a district court holding that where compensation was paid long after a taking, an individual was entitled to prejudgment interest, but remands the case for a redetermination of the amount of interest to be awarded.

The court holds that the U.S. Environmental Protection Agency (EPA) did not err when it refused to object to a county health district's issuance of a Clean Air Act (CAA) operating permit to a business.

The court holds that the New York Air Pollution Mitigation Law is preempted by the Clean Air Act (CAA) and violates the U.S. Commerce Clause.

The court holds that some of an environmental group's challenges to the National Marine Fisheries Service (NMFS) Endangered Species Act (ESA) take prohibition exemptions regarding salmon are not ripe, and that the NMFS was not arbitrary or capricious in promulgating the ESA §4(d) rule.

The court holds that an association of churches has standing to bring a Resource Conservation and Recovery Act (RCRA) citizen suit against the owner of a site contaminated with chromium, but that issues of imminent and substantial endangerment prevent granting the association summary judgment on

The court holds that a trustee, on behalf of a trust created for the cleanup of a contaminated industrial site, may seek contribution from other potentially responsible parties (PRPs).

The court holds that under the law of the U.S. Virgin Islands, an insurer must provide coverage to an oil company for injuries company workers suffered in an explosion at the company's St. Croix oil refinery.

The court holds a parent company liable for contribution under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) as a successor corporation to a chemical company that owned and operated an industrial facility in Ohio from 1926 until 1946.

The court affirms a district court decision enjoining federal administrative proceedings on the grounds that the proceedings infringed upon a state's constitutionally protected sovereign interests.