In modelled pathways limiting warming to 1.5°C with more than 50% likelihood and no or limited overshoot, global greenhouse gas emissions fall by a median 43% by 2030 from 2019, with a pathway range of 34 to 60%.
Source: Climate Change 2023: Synthesis Report. Contribution of Working Groups I, II and III to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change (2023), p. 21. Read our report summary.