This book provides up-to-date information on the concepts and technologies in decentralized sanitation for wastewater treatment and management.It addresses the knowledge gap that exists between the understanding of centralized and decentralized wastewater treatment approaches.Decentralized Sanitation and Water Treatment: Concept and Technologies covers the sustainability principles and technologies involved, and common decentralized treatment and disposal methods.It includes topics like septage as a resource, resource recovery, anaerobic treatment of domestic sewage, and decentralized sanitation in various countries. FeaturesProvides case studies from all around the world to explain the traditional and advanced technologies in decentralized sanitation and wastewater treatmentDiscusses real examples and cases from rural, urban, and peri-urban areasFocuses on interdisciplinary approaches of sustainability and circular economiesCovers topics like water recycling, resource recovery, and use of sustainable energy sourcesReviews common treatments and disposal methods of decentralized sanitationThe book is meant for professionals and researchers working on wastewater treatment, environmental engineering, and ecology.