IPCC Climate Change 2007 (Summaries and full report)
Reports of the Working Groups 1 - 3
The Fourth IPCC Assessment Report (AR4) consists of the reports of the three working groups I, II, III and the Synthesis Report. Volume I («The Scientific Basis») - Volume II («Impact, Adaptation and Vulnerability») - Band III («Mitigation of Climate Change»). The full reports are available in English only. Summaries of the Working Group reports and the Synthesis are also available in German and French.