On February 12, 2026, President Trump announced the EPA’s repeal of the agency’s 2009 greenhouse gas endangerment finding, calling it “the single largest deregulatory action in American history.” (epa.gov) EPA Administrator Lee Zeldin joined him as the final rule rescinded the legal basis for federal greenhouse gas vehicle standards and eliminated related emissions requirements; the agency said the rollback will save Americans about $1.3 trillion. (epa.gov) Environmental and public‑health experts condemned the move, warning it will increase pollution, worsen climate impacts, and harm vulnerable communities. (apnews.com) Advocates said they will sue immediately and seek injunctions nationwide today. (apnews.com)