Problems Of Conservation - Air
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Series: Environmental Studies Series
Genre: Educational
Year Published: 1968
Creator: ENCYCLOPEDIA BRITANNICA EDUCATIONAL CORP 425 N MICHIGAN AVE CHICAGO IL 60611
Format: 16mm
Color: Color
Sound: sound
Description: Studies adverse effects of air pollution. Discusses technological and legislative controls. Specifies the percentages of various gases that make up the troposphere.
Complete Record: Studies adverse effects of air pollution. Discusses technological and legislative controls. Specifies the percentages of various gases that make up the troposphere. , Problems Of Conservation: Air. Encyclopaedia Britannica Educational Corp. 15 Min., Sd., Color, 16 Mm. © Encyclopaedia Britannica Educational Corp.; 13jul68; Mp18423. NOTE: Two (or more) records have been merged together to create this data.
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