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ISEORANDUY For the Special Committee of the Nations]
Security Council for Atomic Energy Matters
Subject:
APPROVAL FOR OPERATION GREENSOUSE
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le Ag you have been advised previously; the Atomic Energy Conmission prepeses to conduct full-seale weapon tests at the Enivetok
Proving Ground in the Spring of 1951 (Operation GREENHOUSE),
fe Final determination of the weapon models and nuclear devices
actimly to be detonated during GREENHOUSES will depend in pert on the
outcome of the teats to be conducted at the Ins Vegns site during Feb-
mary (Operstion RANGER), and also on the course of events during
As now foreseen, the GHEENACUSE progran WLLL inelide fron
,Proof-ttesting of‘nicleals‘componente andassociated weapon
ification Chester:
ge Changed
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eogtons which my permit.the attainment. ofsmch greater.yields
from a given amount of fissiomble »sterial, or, “gorversely, a
given yleld with the expenditure of less miterial,
a*
Esmmination of atomic WREDONS effects on biclidinges, aire
exaft structures ; various mt srials, and on animals.
g. Gaining information concerning the feasibility of the
thermonuclear weston,
Be the weepons models and nuclear devices under consideration
v this fMring program ares
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GREENHOUE,
4; 3 to 5 cetonetions during the. period April 1y.1951-June 3, 1951. S | principal objectives of the GHEENADUSE‘Program.are the following: