- Volume 1 (2007), Issue 1
- Vol. 1 (2007), No. 1
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- Page 5
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Guildford The three Working Groups of the Intergovernmental Panel on Climate Change (IPCC) approved their contributions to the Fourth Assessment Report (AR4) in the first months of 2007. During a meeting in Paris from 29 January to 1 February 2007, Working Group I approved its contribution to the AR4 titled “Climate Change 2007: the Physical Science Basis”. Whereas the IPCC had stated in 2001 that there was a 66% probability that climate change was human-induced, this percentage has now been raised to 90% in the new report. Working G