To the uninitiated, water policy seems a complicated, hypertechnical, and incomprehensible subject: a tangle of engineering jargon and legalese surrounding a complex, delicate, and interrelated structure. Decisions concerning the public's waters involve scant public participation, and in such a context, reform seems risky at best.

Searching Out the Headwaters addresses that precarious situation by providing a thorough and straightforward analysis of western water use and the outmoded rules that govern it. The authors begin by tracing the history and evolution of the uses of...