Climate Change 2021 – The Physical Science Basis

Foreword; Preface; Dedication; Summary for Policymakers; Technical Summary; 1. Framing, Context, and Methods; 2. Changing State of the Climate System; 3. Human Influence on the Climate System; 4. Future Global Climate: Scenario-based Projections and Near-term Information; 5. Global Carbon and Other Biogeochemical Cycles and Feedbacks; 6. Short-lived Climate Forcers; 7. The Earth's Energy Budget, Climate Feedbacks and Climate Sensitivity; 8. Water Cycle Changes; 9. Ocean, Cryosphere and Sea Level Change; 10. Linking Global to Regional Climate Change; 11. Weather and Climate Extreme Events in a Changing Climate; 12. Climate Change Information for Regional Impact and for Risk Assessment; Atlas; Annex I. Observational Products; Annex II. Models; Annex III. Tables of Historical and Projected Well-mixed Greenhouse Gas Mixing Ratios and Effective Radiative Forcing of All Climate Forcers; Annex IV. Modes of Variability; Annex V. Monsoons; Annex VI. Climatic Impact-driver and Extreme Indices; Annex VII. Glossary; Annex VIII. Acronyms; Annex IX. Contributors to the IPCC WGI Sixth Assessment Report; Annex X. Expert Reviewers of the IPCC Sixth Assessment Report; Index.