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Code · STATUTE-COMPILATIONS · William M. (Mac) Thornberry National Defense Authorization Act for Fiscal Year 2021 · Sec. 3171

Sec. 3171. INDEPENDENT STUDY ON POTENTIAL ENVIRONMENTAL EFFECTS OF NUCLEAR WAR

459 words·~2 min read·/statute-compilations/comps-16736/sec-3171

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## SEC. 3171 INDEPENDENT STUDY ON POTENTIAL ENVIRONMENTAL EFFECTS OF NUCLEAR WAR ###
(a)Study The Administrator for Nuclear Security, in consultation with the Secretary of Defense and the Director of National Intelligence, shall seek to enter into an agreement with the National Academies of Sciences, Engineering, and Medicine under which the National Academies conduct a study on the environmental effects of nuclear war. ###
(b)Matters Included The study under subsection
(a)shall include the following: ####
(1)An evaluation of the non-fallout atmospheric effects of plausible scenarios for nuclear war, ranging from low-quantity regional exchanges to large-scale exchanges between major powers. ####
(2)An examination of the effects evaluated under paragraph
(1)by— #####
(A)the yield, type, and number of nuclear weapons; #####
(B)the types and locations of targets; #####
(C)the time distribution of the explosions; #####
(D)the atmospheric conditions; and #####
(E)other factors that may have a significant impact on the effects. ####
(3)An assessment of current models of nuclear explosions, including with respect to— #####
(A)the fires such explosions may cause; #####
(B)the atmospheric transport of the gases from such explosions; #####
(C)the radioactive material from such explosions; and #####
(D)the soot and other debris from such fires and explosions and the atmospheric, terrestrial, and marine consequences of such effects, including with respect to changes in weather patterns, airborne particulate concentrations, stratospheric ozone, agriculture, and long-term regional ecosystem viability. ####
(4)Identification of the capabilities and limitations of the models described in paragraph
(3)for assessing the environmental effects of nuclear war, including— #####
(A)an evaluation of the relevant uncertainties; #####
(B)a highlight of the key data gaps; and #####
(C)recommendations for how such models can be improved to better inform decision making. ###
(c)Report ####
(1)In general Not later than 18 months after the date of the enactment of this Act, the National Academies shall submit to the Administrator, the Secretary, the Director, and the congressional defense committees a report on the study under subsection (a). ####
(2)Form The report under paragraph
(1)shall be submitted in unclassified form but may include a classified annex. ###
(d)Provision of Information ####
(1)Secretary of defense The Secretary shall provide to the National Academies such information of the Department of Defense as is necessary for the National Academies to conduct the study under subsection (a), including information relating to relevant scenarios described in subsection (b). ####
(2)Director of national intelligence The Director shall provide to the National Academies such information on foreign adversary capabilities as is necessary for the National Academies to conduct the study under subsection (a), including information relating to relevant scenarios described in subsection (b).
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