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Last month's UN Climate Change Conference in Bali marked the end of a year that saw the world turn its attention to global warming, largely owing to the overwhelming body of evidence presented by the Intergovernmental Panel on Climate Change (IPCC). For many, the Bali conference offered hope of international action. Olive Heffernan caught up with IPCC chairman Rajendra Pachauri midway through to find out his views on the state of play in Bali and beyond.
