Ross, W. A. Evaluating environmental impact statements - Quebec Academic Press 1987 - 11 p. 03254 In this paper the main roles of environmental impact statements are identified; aspects which are necessary features of a satisfactory EIS are discussed; and the roles of EIS evaluators are identified. Subjects--Topical Terms: MEDIO AMBIENTEGESTION AMBIENTALEIA Subjects--Geographic Terms: CAN Dewey Class. No.: RM / 182