IPCC Assessment Reports

IPCC Full Assessment Reports compile the knowledge on climate processes, impact, adaptation and mitigation.
The reports are compiled over a range of five to seven years. More than thousand scientists around the world are involved as authors or reviewers. The reports consist of several volumes of about 1000 pages each.


2014

Fifth Assessment Report (AR5) 2013-2014
The report consist of three volumes, compiled by three working groups:
  • Climate Change 2013: The Physical Science Basis
  • Climate Change 2014: Impact, Adaptation and Vulnerability
  • Climate Change 2014: Mitigation of Climate Change
  • Climate Change 2014: Synthesis Report
The reports can be downloaded from the IPCC Website www.ipcc.ch

IPCC AR5 WG I Full Report (2013)
IPCC AR5 WG I Full Report

“Climate Change 2013: The Physical Science Basis” presents clear and robust conclusions in a global assessment of climate change science - not the least of which is that the science now shows with 95 percent certainty that human activity is the dominant cause of observed warming since the mid-20th century. ...>
IPCC, 2013: Climate Change 2013: The Physical Science Basis. Contribution of Working Group I to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change [Stocker, T.F., D. Qin, G.-K. Plattner, M. Tignor, S.K. Allen, J. Boschung, A. Nauels, Y. Xia, V. Bex and P.M. Midgley (eds.)]. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA, 1535 pp.



2007

Fourth Assessment Report (AR4)
The report consist of three volumes, compiled by three working groups:
  • The Physical Scientific Basis
  • Impact, Adaptation and Vulnerability
  • Mitigation of Climate Change
  • The AR4 Synthesis Report
The reports can be downloaded from the IPCC Website www.ipcc.ch


2001

Third Assessment Report (TAR)
The report consist of three volumes, compiled by three working groups:
  • The Scientific Basis
  • Impact, Adaptation and Vulnerability
  • Mitigation
  • Synthesis Report
The report can be downloaded from the IPCC Website www.ipcc.ch

Second Assessment Report (SAR)
The report consist of three volumes, compiled by three working groups:
  • The Science of Climate Change
  • Impact, Adaptation and Mitigation of Climate Change: Scientific-Technical Analysis
  • Economic and Social Dimensions of Climate Change
  • Errata
The report can be downloaded from the IPCC Website www.ipcc.ch

First Assessment Report (AR1)
The report consist of three volumes, compiled by three working groups:
  • Scientific Assessment of Climate Change
  • Impact Assessment of Climate Change
  • The IPCC Response Strategies
The report can be downloaded from the IPCC Website www.ipcc.ch

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