This book provides insights into recent trends and innovation of technologies aiming to provide sustainable and energy efficient computing. The authors discuss approaches to provide solutions to real life societal issues and problems using sustainable and energy efficient computing approaches. The book gathers research and state of the art reviews on solutions for societal benefits by using sustainable approaches of computing. The book also intends to provide use-cases for certain real life societal problems. The book can be used by researchers of similar areas, technologists, environmentalists, educationists, research scholars and UG/PG Students as well.