Overview

• The U.S. State Department officially closed its Office of Global Change on April 25, 2025, ending its formal participation in international climate negotiations.
• A spokesperson stated the administration will avoid agreements that do not align with U.S. values, calling the office's role in past climate efforts 'unnecessary.'
• Secretary of State Marco Rubio's recent reorganization plan omitted the office, foreshadowing its closure.
• President Trump re-exited the Paris Climate Agreement on January 20, 2025, at the start of his second term, continuing his administration's opposition to multilateral climate commitments.
• The U.S., as the world's second-largest emitter, is now unlikely to attend COP30 in Belém, Brazil, raising concerns about the future of global climate cooperation.