The Fourth Circuit held that a biological opinion issued by the National Marine Fisheries Service as part of EPA's process of reregistering the insecticides chlorpyrifos, diazinon, and…

A California appellate court invalidated a state policy prohibiting development seaward of the most landward historical position of the mean high tide line. The policy is an invalid underground…

A district court, on motions for summary judgment, held that the California Department of Transportation is liable to the United States for damages caused to a lake and creek due to runoff from a…

The Fifth Circuit granted EPA's request to transfer to the D.C. Circuit Texas' petition for review of the Agency's call for revisions to the state's SIP because its…

A Michigan appellate court reversed the dismissal of property owners' nuisance claims against a manufacturing company for groundwater contamination. The lower court relied on Adkins v…

A district court ordered the Bureau of Ocean Exploration Management, Regulation, and Enforcement to act on five pending deepwater drilling permit applications within 30 days. The permit…

The Ninth Circuit affirmed a lower court decision rejecting claims that a transportation commission's disproportionate emphasis on rail expansion projects over bus expansion projects in…

A district court held that the CAA preempts a city transit employee's negligence and strict liability claims against a company for injuries stemming from diesel exhaust fumes. The…

The Ninth Circuit, in a case concerning the NRC's approval of a proposed interim spent fuel storage installation at the Diablo Canyon Power Plant, held that the NRC's refusal to…

A district court held that an aerospace and technology company is not entitled to insurance coverage by "operation of law" for certain environmental liabilities under CERCLA on…