Providing essential planning and management tools for minimizing the negative impacts of droughts, this book covers water conservation and reuse, conjunctive use and use of marginal resources, desalination, deep groundwater extraction, optimization modeling and decision support systems. With contributions from a prestigious international panel, the book presents best management practices that maximize efficiency, reliability, and economy while minimizing the potential for adverse effects to the environment and human health. It also explores the application of the Optimization Models and the Decision Support Systems to the study of different water management alternatives under drought conditions.