Guardian: The UN body that summarises climate science for governments has condemned as “misleading and baseless” claims that it overstated the effect of global warming on natural disasters. A newspaper report alleged a section in the Intergovernmental Panel on Climate Change’s 2007 report incorrectly stated that the cost of natural disasters had risen gradually since 1970 due to climate change. Yesterday, the IPCC issued a statement saying the Sunday Times report was wrong on “two key …