People should consider eating less meat as a way of combating global warming, says the UN's top climate scientist. Rajendra Pachauri, who chairs the Intergovernmental Panel on Climate Change (IPCC), will make the call at a speech in London on Monday evening. UN figures suggest that meat production puts more greenhouse gases into the atmosphere than transport.

http://news.bbc.co.uk/2/hi/science/nature/7600005.stm