Report Downloads
All of the assessment documents — core assessment report, Executive Summary, and Twenty Questions and Answers About the Ozone Layer: 2022 Update — are available as PDF downloads. In addition, all figures are available for download in png file format, optimal for print or screen. Scientific figures from this report are in the public domain and may be used without permission. Attribution to this document is encouraged.
Example figure citations:
Figure ES-1: World Meteorological Organization (WMO), Executive Summary. Scientific Assessment of Ozone Depletion: 2022, GAW Report No. 278, 56 pp., Geneva, Switzerland, 2022.
Figure 6-2: Haywood, J. and S. Tilmes (Lead Authors), F. Keutsch, U. Niemeier, A. Schmidt, D. Visioni, and P. Yu, Stratospheric Aerosol Injection and its Potential Effect on the Stratospheric Ozone Layer, Chapter 6 in Scientific Assessment of Ozone Depletion: 2022, GAW Report No. 278, 509 pp., WMO, Geneva, 2022.
Figure Q1-1: Ross J. Salawitch (Lead Author), Laura A. McBride, Chelsea R. Thompson, Eric L. Fleming, Richard L. McKenzie, Karen H. Rosenlof, Sarah J. Doherty, David W. Fahey, Twenty Questions and Answers About the Ozone Layer: 2022 Update, Scientific Assessment of Ozone Depletion: 2022, 75 pp., World Meteorological Organization, Geneva, Switzerland, 2023.
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Twenty Questions and Answers About the Ozone Layer: 2022 Update |
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Twenty Questions and Answers About the Ozone Layer: 2022 Update - Chinese language edition |
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Executive Summary |
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Complete 2022 Scientific Assessment of Ozone Depletion |
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Cover, Contents, Executive Summary |
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Chapter 1: Update on Ozone-Depleting Substances (ODSs) and Other Gases of Interest to the Montreal Protocol |
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Chapter 2: Hydrofluorocarbons (HFCs) |
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Chapter 3: Update on Global Ozone: Past, Present, and Future |
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Chapter 4: Polar Stratospheric Ozone: Past, Present & Future |
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Chapter 5: Stratospheric Ozone Changes and Climate |
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Chapter 6: Stratospheric Aerosol Injection and Its Potential Effect on the Stratospheric Ozone Layer |
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Chapter 7: Scenarios and Information for Policymakers |
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Annex: Summary of Abundances, Lifetimes, ODPs, REs, GWPs, and GTPs |
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Appendix A: Chemical Formulae and Nomenclature & Appendix B: Acronym Dictionary |
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Authors, Contributors, and Reviewers |
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