Uncle Sam at UNCED Author Frye R.S. Journal/Series Environmental Policy and Law | Vol. 22(5/6); 340 - 346; 7 p. Date 1992 Source IUCN (ID: ANA-048913) Publisher | Place of publication IOS Press | Amsterdam, Netherlands Document type Article in periodical Language English Country/Territory United States of America Subject Environment gen. Keyword Policy/planning DOI https://doi.org/10.3233/EPL-1992-225-605