Climate Change 2013: The Physical Science Basis
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Report by Chapters

Click to on the link to download the chapter, graphics, authors etc.
  1. Front Matter - 0.8MB
  2. Summary for Policymakers - 2.3MB
  3. Technical Summary - 18.1MB

Chapters

  1. Introduction - 4.5MB
  2. Observations: Atmosphere and Surface - 38.3MB
  3. Observations: Ocean - 48.3MB
  4. Observations: Cryosphere - 12.8MB
  5. Information from Paleoclimate Archives - 10.8MB
  6. Carbon and Other Biogeochemical Cycles - 23.8
  7. Clouds and Aerosols - 19.2MB
  8. Anthropogenic and Natural Radiative Forcing - 18.9MB
  9. Evaluation of Climate Models - 24.6MB
  10. Detection and Attribution of Climate Change: from Global to Regional - 10.4MB
  11. Near-term Climate Change: Projections and Predictability - 14.1MB
  12. Long-term Climate Change: Projections, Commitments and Irreversibility - 36.6MB
  13. Sea Level Change - 32.9MB
  14. Climate Phenomena and their Relevance for Future Regional Climate Change - 10.6MB

Annexes

  1. Atlas of Global and Regional Climate Projections - 44.7MB
  2. Climate System Scenario Tables - 1.5MB
  3. Glossary - 0.4MB
  4. Acronyms - 0.1MB
  5. Contributors to the WGI Fifth Assessment Report - 0.2MB
  6. Expert Reviewers of the WGI Fifth Assessment Report - 0.5MB

  1. Changes to the Underlying Scientific/Technical Assessment (IPCC-XXVI/Doc.4) 0.2MB
  2. List of Substantive Edits (30 January 2014) 0.5MB
  3. Index 0.2MB
  4. Errata 3.1MB (Updated 18/12/2014)
The designations employed and the presentation of material on maps do not imply the expression of any opinion whatsoever on the part of the Intergovernmental Panel on Climate Change concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

Copies of the printed report are available from Cambridge University Press.

Summary Volume (SPM, TS & FAQs) into UN Languages

Translation of the WGI AR5 SPM TS FAQ Volume from English into the other five official languages of the United Nations was done by translators working for the WMO Language, Conference and Publishing Services Department. The assistance of scientists from the WGI chapter teams who acted as scientific translation editors for each language is gratefully acknowledged.

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SPM in UN and other languages

Translation of the WGI AR5 SPM from English into the other five official languages of the United Nations was done by translators working for the WMO Language, Conference and Publishing Services Department. The assistance of scientists from the WGI chapter teams who acted as scientific translation editors for each language is gratefully acknowledged.

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Headline Statements in UN and other Languages

Headline Statements from the Summary for Policymakers [Audio]

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Drafts and Review Materials

The Fifth Assessment Report (AR5) was prepared according to Appendix A to the Principles Governing IPCC Work on Procedures for the Preparation, Review, Acceptance, Adoption, Approval and Publication of IPCC Reports. In accordance with this, the drafts of the Working Group contribution to the AR5 that were submitted for expert and/or government review, the expert and government review comments received, and the author responses to these comments are available here. These drafts, review comments, and author responses are not the results of the assessment and may not be cited, quoted, or distributed as such. Only the approved and accepted Report may be cited or quoted as the results of the assessment.

Title FOD Final Draft
Draft Comments
and
Responses
Draft Comments
Summary for Policymakers 5.2MB 2.1MB 6.1MB 1MB

Title FOD SOD FGD
Draft Comments
and
Responses
Draft Comments
and
Responses
General comments on the entire report 0.3MB 0.3MB
Technical Summary 8.8MB 1MB 6.4MB
Introduction 1.5MB 0.9MB 2MB 0.7MB 2.8MB
Observations: Atmosphere and Surface 12MB 1.9MB 8.2MB 1.9MB 10.9MB
Observations: Ocean 14.9MB 0.6MB 7.9MB 0.9MB 18.9MB
Observations: Cryosphere 3.8MB 0.6MB 5.4MB 1.2MB 5.5MB
Information from Paleoclimate Archives 4.7MB 1.3MB 6.8MB 1.4MB 5.0MB
Carbon and Other Biogeochemical Cycles 8.2MB 1.5MB 9.2MB 1.6MB 9.4MB
Clouds and Aerosols 6.5MB 1.2MB 7.3MB 1.5MB 3.7MB
Anthropogenic and Natural Radiative Forcing 7.1MB 1MB 15.9MB 1MB 3.0MB
Evaluation of Climate Models 10.8MB 1.2MB 11.5MB 1.6MB 7.2MB
Detection and Attribution of Climate Change: from Global to Regional 5.6MB 0.8MB 5.5MB 1.4MB 4.6MB
Near-term Climate Change: Projections and Predictability 12.5MB 0.4MB 12MB 0.9MB 5.7MB
Long-term Climate Change: Projections, Commitments and Irreversibility 14.5MB 0.7MB 11.6MB 1MB 26.8MB
Sea Level Change 3.5MB 0.8MB 6.5MB 1MB 6.4MB
Climate Phenomena and their Relevance for Future Regional Climate Change 2.2MB 0.6MB 9.9MB 1MB 8.1MB
Annex I: Atlas of Global and Regional Climate Projections 26.9MB 0.1MB 34.1MB 0.07MB 38.3MB
Annex II: Climate System Scenario Tables 0.9MB
Annex III: Glossary 0.6MB

Title PDF
Review Editor Reports 210kb

Summary for Policymakers (approved)

Title PDF
Approved Summary for Policymakers (IPCC-XXXVI/Doc.3) 2.7MB
SPM Errata 14kb

Final Draft

Title PDF
Changes to the Underlying Scientific/Technical Assessment
(IPCC-XXXVI/Doc.4)
210kb
List of Substantive Edits 462kb
Complete Underlying Scientific/Technical Assessment 166MB

The Final Government Draft (FGD) is the version from 7 June 2013.

Presentation