Scientists are observing changes in the Earth’s climate in every region & across the whole climate system, says the IPCC’s latest ClimateReport.
The Working Group I contribution to the Sixth Assessment Report addresses the most up-to-date physical understanding of the climate system and climate change, bringing together the latest advances in climate science, and combining multiple lines of evidence from paleoclimate, observations, process understanding, and global and regional climate simulations.
Disclaimer: The Summary for Policymakers (SPM) is the approved version from the 14th session of Working Group I and 54th Session of the Intergovernmental Panel on Climate Change and remains subject to final copy-editing and layout.
The Technical Summary (TS) and full report chapters are the Final Government Distribution versions, and remain subject to revisions following the SPM approval, copy-editing, and layout.
