Center for Biological Diversity

Rule Changes

Preparing potential legal challenge

President Trump signed an executive order Sept. 4 directing the Interior Department to determine whether gray wolves and Mexican gray wolves have recovered enough to lose Endangered Species Act protections. Interior Secretary Doug Burgum has 90 days to decide whether to begin delisting the animals, a process that would shift wolf management from federal to state control.

Updated 5 days ago

Rule Changes

Calling withdrawal illegal, potential legal challenge pending

On January 7, 2026, Trump signed a memorandum directing US withdrawal from the UN Framework Convention on Climate Change—the 1992 treaty George H.W. Bush signed and the Senate unanimously ratified. The US is the first of 198 parties to exit. The UNFCCC underpins all international climate negotiations (unlike the Paris Agreement, which Trump also exited), and withdrawal takes effect one year from notification.

Updated May 19

Rule Changes

Co-plaintiff in Gulf lease lawsuit; released analysis warning of 4,000+ potential oil spills from Trump offshore plan

Donald Trump's second-term energy agenda has moved from a single Gulf auction to a full-scale offshore transformation. The December 10 Gulf lease sale—81.2 million acres at a 12.5% royalty rate, generating $279.4 million—was just the opening move. By year's end, the administration had proposed a sweeping 2026-2031 leasing plan covering 1.27 billion acres off California, Florida and Alaska, and scheduled a second Gulf sale for March 11, 2026. It simultaneously halted all five major East Coast offshore wind projects, citing national security risks; Shell-INEOS's early January oil discovery south of New Orleans showed the industry's bet on deepwater Gulf prospects.

Updated May 10