This Synthesis Report is based on the reports of the three Working Groups of the Intergovernmental Panel on Climate Change (IPCC), including relevant Special Reports. It provides an integrated view of climate change as the final part of the IPCC’s Fifth Assessment Report (AR5).
When quoting, citing or distributing the Synthesis Report, its Statement for Policymakers (SPM) or its individual sections, please provide the full reference: IPCC, 2014: Climate Change 2014: Synthesis Report. Contribution of Working Groups I, II and III to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change [Core Writing Team, R.K. Pachauri and L.A. Meyer (eds.)]. IPCC, Geneva, Switzerland, 151 pp.
Synthesis Report website
Translation of the AR5 Synthesis Report from English into the other five official languages of the United Nations is being done by translators working for the WMO Language, Conference and Publishing Services Department.
A number of countries are undertaking translations of the AR5 Synthesis Report into languages that are not official languages of the United Nations. IPCC welcomes these initiatives but would note that the translations are prepared under the responsibility of the respective country or institutions. The IPCC does not assume any responsibility for the accuracy of these translations into non-UN languages. In working to achieve the widest possible dissemination of IPCC knowledge, the IPCC is pleased to assist in making these translations available.
A number of countries are undertaking translations of the SPMs into languages that are not official languages of the United Nations. IPCC welcomes these initiatives but would note that the translations are prepared under the responsibility of the respective country or institutions. The IPCC does not assume any responsibility for the accuracy of these translations into non-UN languages. In working to achieve the widest possible dissemination of IPCC knowledge, the IPCC is pleased to assist in making these translations available.
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 draft of the Synthesis Report was submitted for simultaneous expert and/or government review. The review comments received and the author responses to these comments are available here. The comments and the author responses should be considered within the context of the review process, and are not to be interpreted as assessments results. Only the final publication can be cited or quoted as the results of the assessment.
FIRST ORDER DRAFT
General comments on the entire report
Draft / Comments and Responses
Summary for Policymakers
Draft / Comments and Responses
Introduction
Draft / Comments and Responses
Topic 1: Observed Changes and their Causes
Draft / Comments and Responses
Topic 2: Future Climate Changes, Risks and Impacts
Draft / Comments and Responses
Topic 3: Transformations and Changes in Systems
Draft / Comments and Responses
Topic 4: Adaptation and Mitigation Measures
Draft / Comments and Responses
Box: Information relevant to Article 2 of the UNFCCC
Draft / Comments and Responses
Review Editor Reports
FINAL DRAFT
Draft / Comments
APPROVED SPM AND LONGER REPORT
Approved Summary for Policymakers (IPCC-XL/Doc. 20)
Adopted Longer Report (IPCC-XL/Doc. 21)
Errors corrected between SYR approval /adoption (1-11- 2014) and SYR final publication( 18-3- 2015)