LiveScience: Even a relatively small regional nuclear war could trigger global cooling, damage the ozone layer and cause droughts for more than a decade, researchers say.
These findings should further spur the elimination of the more than 17,000 nuclear weapons that exist today, scientists added.
During the Cold War, a nuclear exchange between superpowers was feared for years. One potential consequence of such a global nuclear war was "nuclear winter," wherein nuclear explosions sparked huge fires whose...