Frissell Chris Frissell & Karr James R. Karr 
Entering the Watershed [PDF ebook] 
A New Approach To Save America’s River Ecosystems

Entering the Watershed is the product of a two-year project established by the Pacific Rivers Council to develop new federal riverine protection and restoration policy alternatives. It recommends a comprehensive new approach to river protection based on principles of watershed dynamics, ecosystem function, and conservation biology — a nationwide, strategic community- and ecosystem-based watershed restoration initiative. The book:describes in detail the existing level of damage to rivers and speciesanalyzes flaws and gaps in existing policyprovides the framework necessary to develop new policiesoutlines the scientific underpinnings and management strategies needed in new policymakes specific policy proposals