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Special and Methodology Reports
  • 2027 IPCC Methodology Report on Inventories for Short-lived Climate Forcers
  • Special Report on Climate Change and Cities
  • Global Warming of 1.5°C
  • Climate Change and Land
  • 2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories
  • The Ocean and Cryosphere in a Changing Climate
Sixth Assessment Report
  • AR6 Synthesis Report: Climate Change 2023
  • AR6 Climate Change 2022: Impacts, Adaptation and Vulnerability
  • AR6 Climate Change 2022: Mitigation of Climate Change
  • AR6 Climate Change 2021: The Physical Science Basis
Fifth Assessment Report
  • AR5 Synthesis Report: Climate Change 2014
  • AR5 Climate Change 2013: The Physical Science Basis
  • AR5 Climate Change 2014: Impacts, Adaptation, and Vulnerability
  • AR5 Climate Change 2014: Mitigation of Climate Change
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Reports

Special and Methodology Reports
  • 2027 IPCC Methodology Report on Inventories for Short-lived Climate Forcers
  • Special Report on Climate Change and Cities
  • Global Warming of 1.5°C
  • Climate Change and Land
  • 2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories
  • The Ocean and Cryosphere in a Changing Climate
Sixth Assessment Report
  • AR6 Synthesis Report: Climate Change 2023
  • AR6 Climate Change 2022: Impacts, Adaptation and Vulnerability
  • AR6 Climate Change 2022: Mitigation of Climate Change
  • AR6 Climate Change 2021: The Physical Science Basis
Fifth Assessment Report
  • AR5 Synthesis Report: Climate Change 2014
  • AR5 Climate Change 2013: The Physical Science Basis
  • AR5 Climate Change 2014: Impacts, Adaptation, and Vulnerability
  • AR5 Climate Change 2014: Mitigation of Climate Change
View all

Working Groups

Working Group I
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Working Group II
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Working Group III
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TFI
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  • Methodology Reports
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Activities

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IPCC opens 63rd Plenary Session in Lima to advance work on key climate reports

LIMA, PERU, Oct 27 – The Intergovernmental Panel on Climate Change (IPCC) today opened its 63rd Plenary Session in Lima, …

October 2025
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Opening Remarks by IPCC Chair Jim Skea at the 63rd Session of the IPCC

27 October 2025, Lima, Peru. Check against delivery Your Excellency, Minister of Foreign Affairs, Ambassador Hugo de Zela, Deputy Minister …

October 2025
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Upcoming IPCC’s Sixty-third Plenary in Lima, Peru

The representatives of member governments and observer organizations of the Intergovernmental Panel on Climate Change (IPCC) will be meeting in …

October 2025
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