
From an article by Tom Content in the Milwaukee Journal Sentinel:Organizers of the annual Renewable Energy Summit next month in Milwaukee have landed a high-profile keynote speaker – outspoken climate scientist James Hansen.Hansen, director of the Goddard Institute for Space Studies, an arm of the National Aeronautics and Space Administration, was among the first climate scientists to speak out about global warming, warning about the problem in testimony to Congress in 1988.In recent years, he has become more outspoken about the need to address global warming. In 2006, he criticized his superiors in the Bush administration for efforts to limit his comments to the media about climate change.Hansen agreed to address the Wisconsin energy event...