Climate Change, Cosmic Dust, Fish-Inspired Wind Farms and DARPA's Post-GPS Push

Free content from this month's issue of Physics Today now available online, including 'HOW TO DEAL WITH CLIMATE CHANGE'. A strong feature by Paul Higgins, the director of the policy program at the American Meteorological Society, who tackles one of the defining complex and contentious issues of our time: "Even setting aside disagreement among experts over the likely consequences -- and the inescapable uncertainty that disagreement reveals -- climate change represents a difficult risk-management challenge. Policy responses necessarily integrate both scientific information and subjective value judgments. Science can inform us about the climate system and our relationship with it. But it can’t tell us whether to care more about our children and their children or about ourselves. Science can’t decide what is fair for different nations and peoples…"

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...