In the forty years since the invention of center pivot irrigation, the Nigh Plains aquifer system has been depleted at an astonishing rate. Is the region now in danger of becoming the Great American Desert? In this volume eleven of the most knowledgeable scholars and water professionals in the Great Plains insightfully examine the dilemmas of groundwater use. They address both the technical problems and the politics of water management, providing a badly needed analysis of the implications of large-scale irrigation.