Oak Valley, Usa

Year Published: 1970

Format: 16mm

Sound: sound

Description: Explores a typical native plant and animal community both before and after the arrival of man, showing how self-maintaining patterns of life have been changed with his arrival. Develops the theme that man's actions alter his environment, and emphasizes the importance of conservation. Reinforces interest in current efforts being made to improve environmental conditions.

No holdings listed.

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