Recent Wildfire Smoke Was so Devastating, Scientists Used It to Study Nuclear Winter

Every cloud has a silver lining

Popular Science
Aug 12 · 3 min read
Operation Crossroads, “Baker Day” underwater atomic bomb test, Bikini Atoll, July 25, 1946. Photo: United States Department of Defense via Wikimedia Commons

By Donavyn Coffey

In August 2017 wildfires ravaged the Pacific Northwest, funneling enormous clouds of smoke into the sky. As the soot amassed, lifting toward the stratosphere, scientists realized they were observing the first possible test of…

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