Nature Climate ChangeIrreversibility in climate actionCorinne Le QuéréCharlie WilsonHarriet BartonJim W. HallAsher MinnsMillie ProsserAmy E. RussellMark G. L. TebbothNigel Topping2026-01-08Full textDOI https://doi.org/10.1038/s41558-025-02526-4