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Last week NASA climatologist Jim Hansen came to London to testify on behalf of activists who defaced the Kingnorth coal-fired power station in Kent, which we recently blogged about here on Climate Feedback. Nature reporter Geoff Brumfiel caught up with Hansen in a London hotel to find out what has got him all hot [...]

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Guest commentary by Spencer R. Weart, American Institute of Physics I often get emails from scientifically trained people who are looking for a straightforward calculation of the global warming that greenhouse gas emissions will bring. What are the physics equations and data on gases that predict just how far the temperature will rise? A [...]

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As residents of New Orleans prepare to return home and breathe a sigh of relief that Hurricane Gustav was less damaging than feared, new research published today in Nature [subscription] suggests that the strongest tropical cyclones will pick up speed in the coming decades. Weighing in on the long-running and at times very stormy [...]

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At the IPCC’s twentieth birthday party Sunday, UN Secretary General Ban Ki Moon urged the diplomats present to get moving - now - on the post-Kyoto climate treaty. “We must fight the urge to postpone everything until Copenhagen,” where the treaty is to be finalized in 2009, he said . “Surely we can make [...]

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Whether it’s the US agreeing to greenhouse gas emissions targets, passing federal cap-and-trade legislation or allowing climate scientists to speak out about their work, the accepted wisdom has been that such things will come about once George W is replaced as president. But John McCain’s surprise pick of Sarah Palin, the Alaskan governor, as [...]

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