Watershed management is an integrated approach that evaluates system-wide implications of natural resource problems. It has received considerable attention among communities and resource managers as an appropriate approach to deal with complex problems. Problem-solving is an important aspect of watersheds that involves diagnosis, assessment, solution, and implementation issues that often need processing of enormous amount of information. A typical problem requires compilation of information from a variety of sources and is time consuming. This book will use a problem-based approach to present information on each problem facing watersheds. The subject area derives from a variety of disciplines and experiences and presented in clear and systematically throughout the book for easy reading and understanding. The problems that are covered in the book are major ones facing watersheds through the globe. The first chapter introduces principles of watershed management and is followed by chapters that are problem specific. Each problem is dealt systematically from introduction, analysis, strategies, and further references. Watershed Management provides a valuable reference to professions, students, scientists, and common citizens who are interested in learning about the variety of problems and approach in watershed management.