Telegraph: The Indian chairman of the Intergovernmental Panel on Climate Change (IPCC) has been dogged by controversy since he was forced to admit a serious error in a landmark report arguing the case for man-made global warming earlier this year. Climate sceptics have long been vocal critics of Dr Pachauri, but environmentalists and politicians have now joined a chorus of voices calling for his resignation after eight years in the job. An independent report last month recommended chairmen of …