The Fifth Circuit, 2-1, denied petitions to review EPA's 2016 designation of two counties in Texas as nonattainment for the 2010 sulfur dioxide NAAQS. The state of Texas and the owner of a power plant located in one of the counties sought to have the designation vacated, arguing it violated the CAA ...

The Fourth Circuit, 2-1, granted West Virginia's motion to stay EPA's disapproval of its SIP addressing "good neighbor" obligations under the revised 2015 air quality standards for ozone. EPA's disapproval found the state would still contribute significantly to nonattainment or interfere with mainte...

The Third Circuit denied petitions to review FAA's FONSI decision approving construction of a new terminal at an airport in New Jersey. Petitioners argued FAA erroneously determined that the project did not expand the terminal and would not induce air traffic growth, failed to consider the cumulativ...

A district court granted in part and denied in part the federal government's motion to dismiss a second amended complaint in an ongoing civil rights lawsuit brought by 21 young people. Plaintiffs argued the government promoted the exploitation of fossil fuels despite knowing its actions would signif...

The D.C. Circuit affirmed a district court order remanding to state court a climate liability suit brought against oil and gas companies. The District of Columbia initially sued in state court, arguing the companies deceived consumers about the causal link between fossil fuel usage and climate chang...

A district court denied Indigenous and environmental groups' motion for injunction pending appeal of their challenge to BLM's approval of an oil and gas development project in the National Petroleum Reserve-Alaska. The groups initially sought to preliminarily enjoin construction through the remainde...

The Ninth Circuit affirmed summary judgment for the Forest Service in a challenge to its approval of a logging project in Inyo National Forest. Environmental groups argued the Service failed to adequately consider alternatives, failed to solicit public comments following its 2018 EA, and failed to s...