Ozone
Subtitle: the earth's sunscreen
By: Daniel Brassard.
Contributors: Canada. Library of Parliament. Research Branch.
Series: Background paper (Canada. Library of Parliament. Research Branch) -- BP-293E
Publisher: Library of Parliament, Research Branch
Published: 1992
Place of publication: Ottawa, Ont
Language: eng
Number of pages: 22
Subjects: Ozone layer.; Ozone layer depletion -- Government policy -- Canada.
Notes: Issued also in French under title: La couche d'ozone : l'écran solaire de la terre.

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