Problems of conservation : water

Duration: 0:15:56

Year Published: 1969

Creator: Encyclopaedia Britannica Educational Corporation: Distributor | Indiana University Audio-Visual Center: Distributor

Format: 16mm

Color: Color

Sound: sound

Description: Studies areas which have water supply shortages, emphasizing the need for a multifaceted program of water conservation. Presents methods for obtaining water in the low rainfall area of the Southwest, including a multi-stage flash desalination plant in San Diego. Illustrates Lake Tahoe's multi-stage sewage treatment plant as an example of lake pollution control and cites the Great Lake region as a representative of what happens where there is no pollution control program., Emphasizes the importance of conserving water for use in areas with little rainfall. Discusses problems of water pollution in lakes, rivers and bays and suggests solutions. Demonstrates how drinking water can be obtained from the ocean.

Complete Record: , Studies areas which have water supply shortages, emphasizing the need for a multifaceted program of water conservation. Presents methods for obtaining water in the low rainfall area of the Southwest, including a multi-stage flash desalination plant in San Diego. Illustrates Lake Tahoe's multi-stage sewage treatment plant as an example of lake pollution control and cites the Great Lake region as a representative of what happens where there is no pollution control program., Emphasizes the importance of conserving water for use in areas with little rainfall. Discusses problems of water pollution in lakes, rivers and bays and suggests solutions. Demonstrates how drinking water can be obtained from the ocean.NOTE: Two (or more) records have been merged together to create this data.

2 users have this film:
AV Geeks Archive, Indiana University Library Moving Image Archive

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Original permalink · Record added: 2024-04-20 21:38:28