Balance and biosphere
By: Barry Commoner, Ken Watt.
Contributors: Watt, Ken.; Canadian Broadcasting Corporation.
Series: CBC learning system. Audiotape ; 417
Publisher: Canadian Broadcasting Corporation
Published: 1972
Place of publication: [Toronto]
Language: eng
Subjects: Biosphere.; Ecology.; Environmental protection.; Man -- Influence on nature.
Notes: One tape, 60 minutes long. Dr. Commoner makes it obvious how effective and accurate environmental concern must incorporate an understanding of the balance provided by the biosphere for the successful relation of all living things to their environment. Also includes an interview with Ken Watt.

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