The past week saw a number of pronouncements on the subject of climate change. Not surprising given that, in Doha, the United Nations was wrapping up the latest round of its annual political negotiations on a global agreement to regulate greenhouse-gas emissions. But the words, and the bundle of small practical actions, that emerged from the meeting had a familiar ring."There has been, yet again, a very big mismatch between the scale and urgency of action required to effectively manage the huge risks of climate change, and the political will and ambition that has been displayed," said Nicholas Stern, chair of the Grantham Research Institute on Climate Change and the Environment at the London School of Economics.
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