Associate Professor in Organic Chemistry Maurie Trewhella, of Victoria University (Australia), has just made a stunning claim about global warming, in a letter to the editor. According to Trewhella; Ian Dunlop’s warning (Comment, 7/4) is especially sobering. The slowing of atmospheric temperature rise over the past 15 years or so, used by climate change sceptics to debunk the work of the IPCC, is, on the contrary, evidence that the solar energy delivered to the Earth is being absorbed by the oceans. The Arctic and Antarctic ice sheets are acting as giant dampers to contain temperature rise in the oceans. When...