The State of Canada's environment - Government of Canada; Government of Canada; Canada; Canada. Environment Canada (Ottawa : Government of Canada, Canada Communication Group, 1991)
"Published by authority of the Minister of the Environment"--T.p. verso.
Issued also in French under title: L'Etat de l'environnement au Canada.
"DSS cat. no EN21-54/1991E"--T.p. verso.
Includes bibliographical references.
Keywords: Environmental protection -- Canada; Conservation of natural resources -- Canada; Canada -- Environmental conditions