Agence France-Presse: The head of the United Nations’ climate change panel defended the body Friday before an academic council charged with reviewing its research methods after a string of challenges to its findings. Rajendra Pachauri, chairman of the Intergovernmental Panel on Climate Change (IPCC), admitted an error was made in warning that Himalayan glaciers could melt by 2035, but said there was some value in the finding. "Alright, there was this error, but there is a whole lot of valid …