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Sandra Postel, Brian Richter

Rivers for Life: Managing Water for People and Nature

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ISBN: 1559634448
Издательство: Island Press
The conventional approach to river protection has focused on water quality and maintaining some "minimum" flow that was thought necessary to ensure the viability of a river. In recent years, however, scientific research has underscored the idea that the ecological health of a river system depends not on a minimum amount of water at any one time but on the naturally variable quantity and timing of flows throughout the year. In Rivers for Life, leading water experts Sandra Postel and Brian Richter explain why restoring and preserving more natural river flows are key to sustaining freshwater biodiversity and healthy river systems, and describe innovative policies, scientific approaches, and management reforms for achieving those goals. The authors: explain the value of healthy rivers to human and ecosystem health describe the ecological processes that support river ecosystems and how they have been disrupted by dams, diversions, and other alterations consider the...
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