The court holds that individuals' state-law tort claims against a pesticide manufacturer are not preempted by the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) or a related U.S. Environmental Protection Agency (EPA) regulation. The individuals were injured after using the pesticide, wh...

The court reverses and remands a lower court decision upholding the U.S. Forest Service's land management plan for the Tongass National Forest. The Forest Service's error in assessing market demand for timber fatally infected its balance of economic and environmental considerations, rendering the pl...

The court upholds the dismissal of a city's Clean Water Act (CWA) and National Environmental Policy Act (NEPA) suit against the U.S. Army Corps of Engineers seeking to rescind a dredge and fill permit issued to a port for the construction of a 10-berth cargo and cruise ship terminal off Galveston Ba...

The court reverses in part a lower court decision that it lacked subject matter jurisdiction to review various associations' challenge to certain nationwide permits issued by the U.S. Army Corps of Engineers (the Corps). The lower court held that the permits were not "final agency action" subject to...

The court affirms a lower court decision denying environmental groups' request for declaratory and injunctive relief in a suit arising out of the U.S. Forest Service's failure to comply with the Wild and Scenic Rivers Act and other federal statutes with regard to several Michigan river segments. The...

The court holds that an environmental group should have been granted its request for a fee waiver for Bureau of Land Management (BLM) documents it obtained under the Freedom of Information Act (FOIA). The documents significantly contribute to the public understanding of the operations or activities ...

The court upheld the U.S. Environmental Protection Agency's (EPA's) denial of a petition asking it to regulate carbon dioxide and other greenhouse gas (GHG) emissions from motor vehicles under the Clean Air Act (CAA). CAA §202(a)(1) directs the Administrator to regulate emissions that "in his j...

The court held that the U.S. Army Corps of Engineers' (the Corps) decisions to forego the Endangered Species Act §7 consultations based on its determination that two residential developments in Arizona would have no effect on the cactus ferruginous pygmy-owl was not arbitrary and capricious. Fe...

The court dismissed as moot environmental organizations' appeal of a district court decision holding that the roadless rule, which prohibits construction in inventoried roadless areas on National Forest System lands, violated the National Environmental Policy Act and the Wilderness Act. During the p...

The court upheld the U.S. Environmental Protection Agency 's (EPA's) approval of New Mexico's water quality standards. The applicable regulation includes a revised enforcement exemption for some pollutants that result from irrigation and flood control facilities, and environmental advocacy groups ar...