According to some estimates, at least 1.7 billion people do not have an adequate supply of drinking water and as many as 40% of the world's population face chronic shortages. Yet water scarcity is more than a matter of terrain, increased population, and climate. It can also be a byproduct or end result of water management, where the building of dams, canals, and complicated delivery systems provide water for some at the cost of others, and result in short-term gains that wreak long-term ecological havoc. Water scarcity can also be a product of the social systems in which we live."Water,...