A land of mountains, forests, wetlands, lakes, and rivers, the Klamath Basin spans the Oregon-California state line. Farms and ranches, logging towns, and back-to-the-land communities are scattered over this 10-million-acre bioregion. There are Indian reservations at the headwaters, at the estuary, and across the major tributary of the Klamath River. In this place that has witnessed, ever since the Gold Rush, a succession of wars and resource conflicts,...