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President-elect Barack Obama on Saturday named a Harvard physicist and a marine biologist to science posts, signaling a change from Bush administration policies on global warming that were criticized for putting politics over science. ...more
December 20, 2008
The president's top science adviser said Thursday that there is no solid scientific evidence that the widely cited goal of limiting future global temperature increases to 2 degrees Celsius above preindustrial levels is necessary to avert climate change. The assertion runs counter to that of many scientists as well as the Noble-prize winning U.N. Intergovernmental Panel on Climate Change. ...more
October 19, 2007
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