The Ninth Circuit vacated and remanded FWS' biological opinion for a pipeline project involving the construction, operation, and maintenance of a 678-mile, 42-inch-diameter natural gas pipeline extending from Wyoming to Oregon.

A district court held that utilities violated CAA §112(g) by upgrading an existing power plant in Lamar, Colorado, from a natural gas-fired plant into a coal-fired one without receiving a maximum achievable control technology (MACT) determination.

A California court dismissed all but three claims raised by an environmental group challenging a county's environmental impact report for a fairground expansion project.

A district court denied a mining company's motion to dismiss a smelting company's contribution claim against it for response costs and natural resources damages incurred at an old smelting operation in the Southeast Missouri Mining District.

A district court enjoined a county from enforcing a solid waste flow control ordinance that, among other things, requires all waste collected in the city to be disposed of at a city landfill.

A district court held that the bar to transfer of CERCLA liability applies to contribution claims brought between and among third parties, not just the U.S. government.

A California appellate court upheld a county's approval of a project to expand an existing wood veneer manufacturing facility in order to permit cogeneration of electricity for resale.

A California appellate court held that a local ballot measure requiring a city to seek competitive bidding for future trash service contracts was not a "project" under the California Environmental Quality Act (CEQA) subject to environmental review.

New York's highest court held that the New York City School Construction Authority's EIS for the construction of a campus of four public schools in an area formerly used as a railroad yard violated the State Environmental Quality Review Act (SEQRA).

A California appellate court held that a city's certification of an environmental impact report (EIR) for a development project covering 2,600 acres of undeveloped land for single-family dwelling units and a village center violated the California Environmental Quality Act (CEQA).