A district court held that residents may go forward with their trespass claims against a liquor distillery that operates a coal-fired production facility near their homes, but dismissed their nuisance and negligence claims.

The Fifth Circuit affirmed a lower court decision dismissing a class action against 32 contractors hired by the United States to perform dredging activities in the Mississippi River Gulf Outlet (MRGO) for damages suffered as a result of Hurricane Katrina.

A district court held that an insurance company has a duty to defend the former owners and operators of a nuclear waste facility in EPA's CERCLA action against them for remediation costs associated with the site.

A district court denied a rifle club's motion to dismiss an individual's claims against it for discharging pollutants into wetlands and waterways without a NPDES permit and disposing of and storing hazardous lead waste without a RCRA permit.

A district court held that the United States' cost recovery action against the current owner of a hazardous waste site in New York is time barred under CERCLA.

The Ninth Circuit held that FWS regulations authorizing the non-lethal take of polar bears and Pacific walrus by oil and gas activities in and along the Beaufort Sea on the Northern Coast of Alaska do not violate the Marine Mammal Protection Act (MMPA) or NEPA.

The Ninth Circuit affirmed in part and reversed in part a lower court decision denying Native American tribes' motion to preliminarily enjoin BLM's approval of a large gold mining project on Mt. Tenabo, Nevada, which has religious significance for the tribes.

A district court halted a timber sale in roadless areas of the Tongass National Forest pending the U.S. Forest Service's preparation of a supplemental EIS (SEIS).

The Second Circuit affirmed a lower court decision that held an energy company liable under CERCLA for costs incurred during the cleanup of two manufactured gas plants operated by a subsidiary of the company's corporate predecessor.

The D.C. Circuit denied a petition for review of two EPA regulations implementing CAA §209(e), which prohibits states from imposing certain emissions-related regulations on various categories of engines and vehicles.