
A district court denied summary judgment for builder and fossil fuel groups in a challenge to New York statutory amendments prohibiting installation of fossil fuel equipment and systems in certain new buildings.

A district court granted in part and denied in part environmental groups' motion for summary judgment in a challenge to the Army Corps of Engineers' and FWS' permitting of a proposed multi-use development project in California.

A preview to our July-August issue features two pieces on CEQ and NEPA: one challenging the D.C. Circuit's decision in Marin Audubon v. FAA, and a second questioning the government's decision to rescind CEQ's NEPA implementing regulations. A third piece explores how national and international regulations are shaping the future of green steel. And a fourth piece examines how CITES can be enhanced to protect marine ornamental fish.

In July 2025, EPA announced its intent to revoke its 2009 endangerment finding. Prompted by the U.S. Supreme Court’s landmark decision in Massachusetts v. Environmental Protection Agency (2007) and reflecting robust science, the finding determined that six key greenhouse gases qualify as air pollution under the Clean Air Act and pose a threat to the health and welfare of future generations. Anticipating the Agency’s about-face, in May ELI gathered experts to discuss the legal and scientific foundations of the endangerment finding and the prospect of future litigation.