CU Boulder Scientists Plan To Bring Fears Of ‘Nuclear Winter’ Into Focus

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Photo: Ivy Mike, Thermonuclerar Test, Pacific OceanThe idea of a "nuclear winter" first gained attention in 1983. A team of scientists, including Carl Sagan, theorized that a nightmarish, frigid climate would follow a nuclear war. In a short film, Sagan predicted "virtually all domesticated and wild sources of food would be destroyed. Most the human survivors would starve to death. The extinction of the human species would be a real possibility."