Extreme environments. Rivers /

The world's lakes and flowing rivers constitute only one percent of the Earth's water. However the fresh water in rivers is vital to all land-based life. Population pressures are putting all major waterways under stress. Rivers provide drinking water, and water for agricultural purposes. S...

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Bibliographic Details

Other Authors:	Clark, Evan (Producer)
Format:	Video
Language:	English
Language Notes:	In English.
Published:	Geelong, Victoria : Switch International, 2010.
Series:	VAST: academic video online
Subjects:	Rivers. Rivers documentary film. Documentary films Documentary films. Documentaires.
Online Access:	Connect to this streaming video (Alexander Street Press)