Browse AR6

Structure of the IPCC AR6 Report

Below are all seven main reports that make up AR6. The links are to the sources on the IPCC website.

ipcc.ch/report/ar6/syr

Note: As part of the AR6 Cycle there is a further report ‘2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories’, this is not included by the IPCC as part of the main AR6 reporting. The report has been listed at the bottom of the report lists for reference.

NB: Attribution - thank you to Renu Kumari (NIPGR/#semanticClimate) for compiling the following list. Updated by Simon Worthington and Laura Oldenbourg.

Working Group 1: The Physical Science Basis

• IPCC/ar6/wg1 report with 12 chapters
  
• Summary for Policymakers
  
• Technical Summary
  
• Frequently Asked Questions
  
• Fact Sheets
  
• Full Report : 12 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
  
• Front Matter, Annexes, and Index
  • Front Matter : Includes Foreword, Preface, Dedication, and Table of Contents
    
  • 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 : Glossary
    
  • Annex IX : List of Contributors
    
  • Annex X : Expert Reviewers

Working Group 2 : Impacts, Adaptation and Vulnerability

• IPCC/ar6/wg2 report with 18 chapters
  
• Summary for Policymakers
  
• Technical Summary
  
• Frequently Asked Questions
  
• Fact Sheets
  
• Global to Regional Atlas
  
• Full Report : 18 Chapters and 7 Cross-Chapter Papers
  • Chapter 1 : Point of departure and key concepts
    
  • Chapter 2 : Terrestrial and freshwater ecosystems and their services
    
  • Chapter 3 : Ocean and coastal ecosystems and their services
    
  • Chapter 4 : Water
    
  • Chapter 5 : Food, fibre, and other ecosystem products
    
  • Chapter 6 : Cities, settlements and key infrastructure
    
  • Chapter 7 : Health, wellbeing and the changing structure of communities
    
  • Chapter 8 : Poverty, livelihoods and sustainable development
    
  • Chapter 9 : Africa
    
  • Chapter 10 : Asia
    
  • Chapter 11 : Australasia
    
  • Chapter 12 : Central and South America
    
  • Chapter 13 : Europe
    
  • Chapter 14 : North America
    
  • Chapter 15 : Small Islands
    
  • Chapter 16 : Key risks across sectors and regions
    
  • Chapter 17 : Decision-making options for managing risk
    
  • Chapter 18 : Climate resilient development pathways
    
• Cross-Chapter Papers
  • Cross-Chapter Paper 1 : Biodiversity hotspots (land, coasts and oceans)
    
  • Cross-Chapter Paper 2 : Cities and settlements by the sea
    
  • Cross-Chapter Paper 3 : Deserts, semi-arid areas, and desertification
    
  • Cross-Chapter Paper 4 : Mediterranean region
    
  • Cross-Chapter Paper 5 : Mountains
    
  • Cross-Chapter Paper 6 : Polar regions
    
  • Cross-Chapter Paper 7 : Tropical forests
    
• Annexes
  • Annex I : Global to Regional Atlas
    
  • Annex II : Glossary
    
  • Annex III : Acronyms
    
  • Annex IV : Contributors
    
  • Annex V : Expert Reviewers

Working Group 3: Mitigation of Climate Change

• IPCC/ar6/wg3 report with 17 chapters
  
• Summary for Policymakers
  
• Technical Summary
  
• Frequently Asked Questions
  
• Fact Sheets
  
• Full Report : 17 Chapters
  • Chapter 1 : Introduction and Framing
    
  • Chapter 2 : Emissions trends and drivers
    
  • Chapter 3 : Mitigation pathways compatible with long-term goals
    
  • Chapter 4 : Mitigation and development pathways in the near- to mid-term
    
  • Chapter 5 : Demand, services and social aspects of mitigation
    
  • Chapter 6 : Energy systems
    
  • Chapter 7 : Agriculture, Forestry, and Other Land Uses (AFOLU)
    
  • Chapter 8 : Urban systems and other settlements
    
  • Chapter 9 : Buildings
    
  • Chapter 10 : Transport
    
  • Chapter 11 : Industry
    
  • Chapter 12 : Cross sectoral perspectives
    
  • Chapter 13 : National and sub-national policies and institutions
    
  • Chapter 14 : International cooperation
    
  • Chapter 15 : Investment and finance
    
  • Chapter 16 : Innovation, technology development and transfer
    
  • Chapter 17 : Accelerating the transition in the context of sustainable development
    
• Annexes
  • ANNEX I : Glossary
    
  • ANNEX II : Definitions, units and conventions
    
  • ANNEX III : Scenarios and modelling methods
    
  • ANNEX IV : Contributors to the IPCC WGIII Sixth Assessment Report
    
  • ANNEX V : Expert Reviewers of the IPCC WGIII Sixth Assessment Report
    
  • ANNEX VI : Acronyms

AR6: Synthesis Report (syr)

• Summary for Policymakers
  
• SYR Longer Report
  
• Annexes and Index

sr15 : Global Warming of 1.5 ºC

• SPECIAL REPORT on Global Warming of 1.5 ºC
  
• Summary for Policymakers
  
• Chapter 1 : Framing and Context
  
• Chapter 2 : Mitigation pathways compatible with 1.5°C in the context of sustainable development
  
• Chapter 3 : Impacts of 1.5ºC global warming on natural and human systems
  
• Chapter 4 : Strengthening and implementing the global response
  
• Chapter 5 : Sustainable Development, Poverty Eradication and Reducing Inequalities
  
• Glossary

srccl : Climate Change and Land

• SPECIAL REPORT on Climate Change and Land
  
• Summary for Policymakers
  
• Technical Summary
  
• Chapter 1: Framing and Context
  
• Chapter 2 : Land–Climate interactions
  
• Chapter 3 : Desertification
  
• Chapter 4 : Land Degradation
  
• Chapter 5 : Food Security
  
• Chapter 6 : Interlinkages between desertification, land degradation, food security and GHG fluxes: synergies, trade-offs and integrated response options
  
• Chapter 7 : Risk management and decision making in relation to sustainable development
  
• Annex-I Glossary
  
• Annex-II Acronyms

srocc : Special Report on the Ocean and Cryosphere in a Changing Climate

• Special Report on the Ocean and Cryosphere in a Changing Climate
  
• Summary for Policymakers
  
• Technical Summary
  
• Chapter 1: Framing and Context of the Report
  
• Chapter 2: High Mountain Areas
  
• Chapter 3: Polar regions
  
• Chapter 4: Sea Level Rise and Implications for Low-Lying Islands, Coasts and Communities
  
• Chapter 5: Changing Ocean, Marine Ecosystems, and Dependent Communities
  
• Chapter 6: Extremes, Abrupt Changes and Managing Risks
  
• Cross-Chapter Box 9: Integrative Cross-Chapter Box on Low-lying Islands and Coasts
  
• Glossary

2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories Methodology report

• Methodology report: https://www.ipcc.ch/report/2019-refinement-to-the-2006-ipcc-guidelines-for-national-greenhouse-gas-inventories/ (not available as HTML, only PDF)
  • Volumes: https://www.ipcc-nggip.iges.or.jp/public/2019rf/index.html
  • Complete volume as ZIP archive: https://www.ipcc-nggip.iges.or.jp/public/2019rf/pdf/2019rf_all_in.zip