Guardian: There is "virtually no possibility" of a few scientists biasing the advice given to governments by the UN’s top global warming body, its chair said today. Rajendra Pachauri defended the Intergovernmental Panel on Climate Change (IPCC) in the wake of apparent suggestions in emails between climate scientists at the University of East Anglia that they had prevented work they did not agree with from being included in the panel’s fourth assessment report, which was published in …