The story of "the great thirst" is brought up to date in this revised edition of Norris Hundley's outstanding history, with additional photographs and incisive descriptions of the major water-policy issues facing California now: accelerating urbanization of farmland and open spaces, persisting despoliation of water supplies, and demands for equity in water allocation for an exploding population. People the world over confront these problems, and Hundley examines them with clarity and eloquence in the unruly laboratory of California.

The obsession with water has shaped California to a...