City and state leaders representing more than 60% of US GDP on Thursday pledged at COP31 in Antalya to work with the United Nations to track US greenhouse gas emissions. The initiative is intended to demonstrate ongoing subnational decarbonization despite the Trump administration's withdrawal from the Paris Agreement and regulatory rollbacks on emissions. United Nations Secretary‑General Guterres welcomed the local action, citing rising private‑sector investment in renewables and increasing comm

City and state leaders representing more than 60% of US GDP on Thursday pledged at COP31 in Antalya to work with the United Nations to track US greenhouse gas emissions. The initiative is intended to demonstrate ongoing subnational decarbonization despite the Trump administration's withdrawal from the Paris Agreement and regulatory rollbacks on emissions. United Nations Secretary‑General Guterres welcomed the local action, citing rising private‑sector investment in renewables and increasing commitment from governors and mayors, and said he hoped the US as a whole would reengage.