Postel, Sandra Dividing the waters : food security; ecosystem, health, and the new politics of scarcity / Sandra Postel - Washington : Worldwatch Institute (WI) , 1996 - 76p. : ill. ; 30 cm. - Worldwatch paper No.132 . Includes bibliographical references. ISBN: 1878071343 Subjects--Topical Terms: WaterConflictsHealthEcosystemsFood security Gov. Doc. Class. No.: US WI P-132