New Second Edition Now Available! Next to air, water is the most important natural resource present on Earth, and it is present in every living thing. It is time to treat this precious resource with the respect it truly deserves! Its sustainable use is more necessary than ever to satisfy essential needs of the growing world population. Introduction to Water Resources is truly an introductory textbook on water that exposes beginners to all aspects of water: its perpetual existence due to unique properties; how it cycles through the Earth; its availability in three different forms; how humans have utilized it for their survival and development; its quality; and laws and regulations surrounding its use. Introduction to Water Resources summarizes the processes of treatment before its distribution to the public and the processes needed to safely discharge wastewater back to the environment. It also emphasizes on "How important is to consider water as an economic good and conserve it for future generations?" The textbook introduces readers to the different applications of water and the unique role water plays at present, and would play in the future for meeting the ever-increasing demands for food, energy, and clean environment. Introduction to Water Resources provides a strong basis for learning all aspects of water and its applications in today's society. Available in print and eBook versions, Introduction to Water Resources includes: Descriptive models regarding how water was used for work in the past civilizations. Review Questions at the end of each chapter to assess comprehension of the concepts. Tests the National Weather Service use to observe the different rates of water properties. Chapter summaries to help readers prepare for exams and reinforce concepts. The second edition includes: Case studies on current and emerging issues in water to reinforce students' understanding of the topics and inspire them through illustration of actual events. Web-links to real time water resources data for the readers to surf through their own watersheds and understand the role it plays in their own communities. Simple problem solving scenarios at the end of each chapter to reinforce their ability to apply their knowledge of water to practice in real life and in careers they would choose.