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Sierra Club v. Bosworth

The court holds that the U.S. Forest Service's environmental impact statement (EIS) for a post-fire logging project on the Six Rivers National Forest violated the National Environmental Policy Act and the National Forest Management Act (NFMA) and, therefore, enjoins the Forest Service from any furth...

Grand Canyon Trust v. Federal Aviation Admin.

The court holds that the Federal Aviation Administration (FAA) failed to adequately consider the cumulative impacts on the natural quiet of Zion National Park in its environmental assessment (EA) for a nearby airport expansion project. The court first holds that the FAA's EA failed to address the to...

Middle Rio Grande Conservancy Dist. v. Norton

The court affirms a district court decision requiring the U.S. Fish and Wildlife Service (FWS) to prepare an environmental impact statement (EIS) and to issue a critical habitat designation for the Rio Grande Silvery Minnow within 120 days. In 1994, the minnow was listed as an endangered species. FW...

LaFleur v. Whitman

The court denies a petition for review seeking reversal of the U.S. Environmental Protection Agency (EPA) Administrator's decision not to object to a state agency's determination that the heightened permitting requirements of the prevention of significant deterioration (PSD) program do not apply to ...

Idaho Sporting Congress v. Rittenhouse

The court holds that two U.S. Forest Service (Forest Service) timber sales in the Boise National Forest in Idaho violated the National Forest Management Act (NFMA) and the National Environmental Policy Act (NEPA). Environmental groups brought suit against the Forest Service seeking to enjoin the sal...

Idaho Sporting Congress v. Alexander

The court reverses a district court dismissal of two counts of an environmental group's suit alleging that five U.S. Forest Service (Forest Service) timber sales in the Payette National Forest in Idaho violate the National Forest Management Act (NFMA). The two dismissed counts alleged that the Fores...

Roseville, City of v. Norton

The court holds that the U.S. Department of the Interior (DOI) did not violate the National Environmental Policy Act (NEPA) or the Indian Gaming Regulatory Act (IGRA) when it authorized and issued a finding of no significant impact for the taking of land into trust for a California Native American t...

Vermont Pub. Interest Research Group v. U.S. Fish & Wildlife Serv.

The court holds that the U.S. Fish and Wildlife Service's (FWS') final supplemental environmental impact statement (FSEIS) for its program to control the population of sea lampreys in Lake Champlain and its tributaries was adequate. In addition to employing physical barriers and trapping to reduce a...

Oxygenated Fuels Ass'n v. Davis

The court affirms a district court holding that the Clean Air Act (CAA) does not preempt California's ban of the use of methyl tertiary butyl ether (MTBE) in oxygenated fuel. CAA §211(c)(4)(A) preempts state regulation of fuel for purposes of motor vehicle emissions, but California is exempt fr...

Reno-Sparks Indian Colony v. EPA

The court held that a 2002 U.S. Environmental Protection Agency (EPA) rule specifying that Nevada was divided into more than 250 baseline areas for the Clean Air Act (CAA) prevention of significant deterioration (PSD) program was not arbitrary or capricious. Based on an ambiguous 1991 EPA regulation...