As drought, pollution, and sprawl make water increasingly scarce, many are seeking new and sustainable solutions to water supply problems. This book is the most comprehensive, authoritative, and state-of-the-art reference ever published on water use, conservation, and the growing array of efficiency measures to help meet future water needs. This one-of-a-kind reference is packed with hundreds of fact-filled tables, charts, photographs, and case studies that explain everything you need to know about water use and conservation measures. Learn how to save water, money, and energy and help comply with federal water efficiency standards, plumbing codes, and conservation ordinances and policies.