Environment & climate
Paris Agreement
Source: UN Treaty Collection · scraped 2026-09-26
Figures below count the 193 UN member states separately from other parties to this treaty (international organizations and non-member observer states) — a treaty can have more parties than there are UN member states.
189/193
RatifiedUN member states
194 in total, incl. 5 non-UN members (Cook Islands, European Union, Holy See, Niue, State of Palestine)
3
Signed, not ratifiedUN member states
1
WithdrawnUN member states
0
No actionUN member states
| Country | Signature | Ratification | Withdrawal | Status |
|---|---|---|---|---|
| United States of America | 2016-04-22 | 2021-01-20(Acceptance) | 2026-01-27 | Withdrawn |