This fourth edition of Organic Waste Recycling is fully updated with new material to create a comprehensive and accessible textbook: -New chapters on constructed wetlands for wastewater and faecal sludge stabilization, climate changes and water sustainability have been added -New case studies with emphasis on practices in both developed and developing countries. have been included -Novel concepts and strategies of waste management are presented -Up-to-date research findings and innovative technologies of waste recycling program are provided This textbook is intended for undergraduate and graduate students majoring in environmental sciences and engineering as well as researchers, professionals and policy makers who conduct research and practices in the related fields. It is essential reading for experts in environmental science and engineering and sustainable waste reuse and recycling in both developed and developing countries.