00:00Leading scientists are sounding an alarm that many Americans may never have heard.
00:05Atmospheric scientists Brian Toon and Alan Robach,
00:08writing in the Bulletin of the Atomic Scientists,
00:11warn that even a limited nuclear exchange,
00:14not a full-scale global war,
00:16could trigger a nuclear winter
00:17severe enough to affect every U.S. state within weeks.
00:21The science is based on soot from nuclear firestorms rising into the upper atmosphere,
00:26where it could block sunlight.
00:28Cool global temperatures
00:30and sharply reduce crop production.
00:33Researchers warn that widespread agricultural disruption
00:36could lead to severe food shortages.
00:39The scientists also note that the U.S. Department of Defense
00:42has not publicly released a comprehensive assessment
00:46of nuclear war's domestic consequences since 1978,
00:50as nuclear-armed nations continue to face geopolitical tensions.
00:54The authors argue that understanding these potential humanitarian
00:58and environmental impacts remains critically important.
01:01the critics are saying that the U.S. Department of Defense
01:02couldn't do nothing BUT if it weren't in an officer
01:02The mysterious institutes have been devoted to behalf of the U.S. Department of Defense,
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