Acid rain
Subtitle: a teacher's resource
By: Evannah Sakamoto, Janis Gershman.
Contributors: Gershman, Janis S.
Series: Earth day every day
Publisher: McGraw-Hill Ryerson
Published: 1991
Place of publication: Toronto
Language: eng
Number of pages: 60
Subjects: Acid rain -- Problems, exercises, etc.; Acid rain -- Study and teaching.