This book looks at using forestry and several other innovative measures to facilitate environmental sustainability, covering an important selection of research that focuses on scientific applications and trends. Chapters discuss such diverse topics as using agroforestry for resource management, employing legumes in agroforestry, livestock management for climate change mitigation, introducing higher plants for air pollution mitigation in urban industrial areas, the uses and benefits of sludge, technological assessment of sewage treatment plants, and much more.