Global Warming Denialism ‘Just Foolishness,’ Scientist Peter Raven Says U.S. prestige falling as world has ‘pretty well given up’ on any American leadership facing climate change. ——- Nature’s Edge Notebook #23 Observation, Analysis, Reflection, New Questions One of the world’s most widely known and respected senior scientists tells ABC News that current denial about the basic daunting realities of manmade global warming is “just foolishness.” He also reports that the rest of the world has now “pretty well given up” on its hope for U.S. leadership in dealing with global climate change. His assessment reinforces our findings at the recent...