A district court denied the U.S. government summary judgment in a lawsuit concerning California's cap-and-trade agreement with Quebec. The government argued the agreement was conflict preempted by the foreign affairs doctrine because it created an obstacle to the effectuation of the Global Climate P...

A district court vacated the Trump Administration's rescission of the Obama Administration's Waste Prevention Rule, which was enacted to reduce methane waste from oil and gas operations on public and tribal lands. California, New Mexico, and environmental groups argued the rescission violated the AP...

The Third Circuit reinstated a lawsuit concerning noxious odors emanating from a landfill in Pennsylvania. A proposed class of residents living within a 2.5-mile radius of the landfill brought public and private nuisance claims, arguing the odors and other air contaminants interfered with the use an...

A district court granted in part and denied in part cross-motions for summary judgment in a lawsuit seeking FOIA disclosure of records concerning Yellowstone National Park's policy on the size of its bison population. A nonprofit group argued that the National Park Service (NPS) unlawfully withheld ...

A district court granted EPA's cross-motion for summary judgment in a lawsuit concerning the Agency's issuance of a temporary policy that scaled back enforcement efforts during the COVID-19 pandemic. Environmental justice, public health, and public interest groups petitioned EPA to issue an emergenc...