National urban air quality trends, 1974-1985
By: Tom Furmanzyk.
Series: Environmental protection series reports
Publisher: Environment Canada
Published: 1987
Place of publication: [Ottawa, Ont., Canada]
Language: eng
Number of pages: 53
Subjects: Air quality -- Canada.; Environmental monitoring -- Canada.
Notes: "May 1987."

"EPS 7/UP/2."

Bibliography: p. 42-43.