Climate change 2007: lifting the taboo on adaptation.

Renewed attention to policies for adapting to climate change cannot come too soon for Roger Pielke, Jr, Gwyn Prins, Steve Rayner and Daniel Sarewitz. The first volume of Climate Change 2007, the Fourth Assessment Report of the IPCC (Intergovernmental Panel on Climate Change), was published on 2 February. In a Special Report Nature’s news team sums up the document’s main conclusions and assesses initial reactions to it. Two related Commentaries look at some practical steps being taken in response to climate change.