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On this page you will find all the final files for the Climate Change 2021: The Physical Science Basis report.

Summary Products and Full Report

Summary for Policymakers
Technical Summary
Full report

Chapters

Chapter 1: Framing, Context and Methods
Chapter 2: Changing State of the Climate System
Chapter 3: Human Influence on the Climate System
Chapter 4: Future Global Climate: Scenario-based Projections and Near-term Information
Chapter 5: Global Carbon and other Biogeochemical Cycles and Feedbacks
Chapter 6: Short-lived Climate Forcers
Chapter 7: The Earth’s Energy Budget, Climate Feedbacks, and Climate Sensitivity
Chapter 8: Water Cycle Changes
Chapter 9: Ocean, Cryosphere and Sea Level Change
Chapter 10: Linking Global to Regional Climate Change
Chapter 11: Weather and Climate Extreme Events in a Changing Climate
Chapter 12: Climate Change Information for Regional Impact and for Risk Assessment
Atlas

Annexes and Index

Annex I: Observational Products
Annex II: Models
Annex III: Radiative Forcing
Annex IV: Modes of Variability
Annex V: Monsoons
Annex VI: Climatic Impact-Drivers and Extreme Indices
Annex VII: GlossaryDownload
Annex VIII: AcronymsDownload
Annex IX: List of ContributorsDownload
Annex X: Expert ReviewersDownload
IndexDownload

Errata

ErrataDownload
Errata Figure TS.1Download
Errata Figure TS.2Download
Errata Box Box TS.2, Figure 1Download
Errata Figure 6.10Download
Errata Figure 6.11Download
Errata Figure 11.16Download

Compiled Report Sections

Summary Volume SPM, TS, FAQ, GlossaryDownload
Compiled Frequently Asked Questions
Compiled Cross-Chapter Boxes
Boxes

Other

How to cite this report
Fact SheetsOpen page
Front MatterDownload
Report CoverDownload

Translations

Drafts and Review Materials