Figure 3. Total net anthropogenic greenhouse gas emissions, 1990–2022

Total emissions (GtCO2e/year)

Data from 2020 to 2022 was obtained from United Nations Environment Programme (2023). Emissions Gap Report 2023: Broken Record – Temperatures hit new highs, yet world fails to cut emissions (again). Nairobi. https://doi.org/10.59117/20.500.11822/43922.
Chart: Lysiane Lefebvre Source: Lamb, W. F., 2022, Data for Figure SPM.1 - Summary for Policymakers of the Working Group III Contribution to the IPCC Sixth Assessment Report, MetadataWorks, https://doi.org/10.48490/vfxm-tm28.