The Sixth Assessment Report of the United Nations Intergovernmental Panel on Climate Change is the sixth in a series of reports which assess scientific, technical, and socio-economic information concerning climate change.
Three Special Reports and one Methodology Report were completed in 2018 and 2019. The first of three working groups published The Physical Science Basis of Climate Change on 9 August 2021, with the other two planned for 2022. The final synthesis report is due to be finished by late 2022.
Please, read the Climate Change 2021: Physical Science Basis – A Summary for Policymakers here