Environment News Service: After years of being governed by climate skeptics and deniers, America is plunging into the process of choosing how to deal with the undeniable fact of global warming. At the request of Congress, a two-day summit on America’s Climate Choices will be convened by the National Academy of Sciences on March 30 and 31, with a focus on how to limit the magnitude of climate change and adapt to its impact. Climate change experts will meet with members of Congress and the Obama …