A district court upheld EPA's decision to withdraw a proposed rule that would have required concentrated animal feeding operations (CAFOs) to provide information to the Agency to help facilitate EPA's ability to regulate their discharge of pollutants into the waters of the United States under the CW...

The D.C. Circuit upheld the dismissal of an environmental group's NEPA and CWA claims against the U.S. government in connection with a 593-mile oil pipeline that runs from Illinois to Oklahoma on both public and private lands. Despite the group's claims to the contrary, the government was not requir...

A district court upheld Oregon's clean fuels program, which seeks to reduce lifecycle emissions of greenhouse gases (GHG) from transportation fuels by 10% over a 10-year period. Trade associations argued that the program was unconstitutional because it discriminates against out-of-state commerce. Bu...

A district court held that its preliminary injunction enjoining EPA and the U.S. Army Corps of Engineers from implementing the "waters of the United States" rule only extends to the 13 plaintiff states that challenged it. The court found significant prudential reasons to limit the scope of the preli...

The Ninth Circuit vacated and remanded a lower court decision that environmental groups lacked standing to challenge BLM's decision to sell oil and gas leases in Montana. Below, the groups claimed BLM failed to adequately consider climate change, global warming, and greenhouse gases in violation of ...

A district court dismissed EPA's enforcement action against a developer for filling wetlands in violation of the CWA and ordered the Agency to pay attorney fees the developer incurred defending the suit. Relying on the U.S. Supreme Court's opinion in Rapanos v. United States, 547 U.S. 715, 36 ELR 20...