Preserving the ozone layer
Subtitle: a step beyond the Montreal protocol : a report on options for meeting Canada's objective to completely eliminate emisions of controlled ozone-depleting substances within the next ten years.
Contributors: Canada. Environment Canada.
Publisher: Environment Canada
Published: 1989
Place of publication: Ottawa
Language: eng
Number of pages: 28
Subjects: Atmospheric ozone -- Reduction.; Atmospheric ozone.; Fluorocarbons -- Environmental aspects.
Other titles: Préservation de la couche d'ozone.
Notes: "April 1989."

Text in English and French.

Inverted title in French: La préservation de la couche d'ozone.