COMMENTS ON A THEME: MAN'S ADAPTATION TO HIS EXPANDING ENVIRONMENT.
D000223:Adaptation, Psychological; D004777:Environment; D005060:Europe; D006076:Government; D006801:Humans; D007391:International Cooperation; D009689:Nuclear Warfare; D013672:Technology; D014481:United States
ADAPTATION, PSYCHOLOGICAL; ATOMIC WARFARE; ENVIRONMENT; EUROPE; GOVERNMENT; INTERNATIONAL COOPERATION; TECHNOLOGY; UNITED STATES