The Ninth Circuit upheld EPA's determination that a California SIP that imposes limits on motor vehicle emissions for years 2009 and 2012 are adequate for purposes of the state's…

A Michigan appellate court upheld the state environmental agency's concentrated animal feeding operation (CAFO) rule. The challenged rule falls within the scope of the agency's statutory…

The Ninth Circuit upheld, on statutory and constitutional grounds, California's vessel fuel rules as they apply to vessels located more than three miles off the California coast. The…

A district court denied environmental groups' motion to preliminarily enjoin the BLM from authorizing the site clearing and construction of a wind energy facility in Spring Valley, Nevada…

A district court granted the United States' motion to dismiss a Native American tribe's claims against it in connection with the government's remediation of a former uranium mill…

The Ninth Circuit held that ESA §§7 and 9, as applied to the California delta smelt, do not violate the Commerce Clause. In 2008, the FWS issued a biological opinion (BiOp) to the Bureau of…

A district court held that insurers have no duty to defend or indemnify a city in over two dozen underlying lawsuits alleging that the city delivered contaminated tap water to its residents. The…

The Fourth Circuit reversed a lower court decision that an insurance company was obligated to pay the sums a landfill owner had incurred and was likely to incur in response to an EPA cleanup…

A California court ordered the California Air Resources Board (CARB) to set aside its "functional equivalent document" that evaluates the environmental consequences of its climate…

The Fifth Circuit vacated portions of EPA's 2008 concentrated animal feeding operations (CAFOs) rule. The rule requires CAFOs that propose to discharge to apply for an NPDES permit. But…