Robert Glen­non is a pro­fes­sor of Law and Pub­lic Pol­i­cy at the Uni­ver­si­ty of Ari­zona, where he teach­es con­sti­tu­tion­al law, Amer­i­can legal his­to­ry, and water law. He serves as Water Pol­i­cy Advi­sor to Pima Coun­ty, Ariz.. His most recent book is Unquench­able: Amer­i­ca’s Water Cri­sis and What to Do About It.
When Renewable Is Not Sustainable
Ethanol and solar power deplete land and water resources.