The Third Circuit granted a petition to review EPA's approval of Pennsylvania's proposed NAAQS for ozone. An environmental group argued the standards wrongly claimed to reduce pollution output at the state's most advanced coal-burning power plants while "simply rubberstamping an average of current p...

A district court granted in part and denied in part a motion to vacate BLM's approval of three leases for oil and gas development in southeastern New Mexico. An environmental group argued that BLM violated NEPA by failing to consider cumulative climate effects, failing to incorporate the social cost...

A district court granted summary judgment for environmental groups in a challenge to the Forest Service's approval of a site-specific project involving restoration activities in Payette National Forest. The groups initially argued that the project violated the National Forest Management Act (NFMA) b...

The D.C. Circuit denied in part and dismissed in part a petition to review EPA's guidance concerning the process of certifying cellulosic biofuel. A biofuel company argued the guidance was a legislative rule that was invalidly promulgated without notice and comment, conflicted with the regulation it...

A district court granted states' motion for summary judgment in a lawsuit concerning EPA's duty to limit air pollution drifting from upwind states into northeastern states. Connecticut, Delaware, Massachusetts, New Jersey, and New York argued that EPA failed to fulfill a nondiscretionary duty under ...

The Ninth Circuit reversed, 2-1, a lower court ruling denying a request to preliminarily enjoin a logging project in the Mendocino National Forest. An environmental group argued the Forest Service improperly determined that the project qualified for a categorical exclusion (CE) for road repair and m...