Green technology is an emerging field that incorporates tools, techniques and concepts of environmental science and engineering to develop sustainable energy solutions and curb negative environmental impacts. This book unravels the recent studies in the field of sewage treatment, waste management, energy conservation, purification technologies, etc. The aim of this book is to present researches that have transformed this discipline and aided its advancement. This book will prove to be immensely beneficial to students and researchers in this field.Green technology is an emerging field that incorporates tools, techniques and concepts of environmental science and engineering to develop sustainable energy solutions and curb negative environmental impacts. This book unravels the recent studies in the field of sewage treatment, waste management, energy conservation, purification technologies, etc. The aim of this book is to present researches that have transformed this discipline and aided its advancement. This book will prove to be immensely beneficial to students and researchers in this field.Green technology is an emerging field that incorporates tools, techniques and concepts of environmental science and engineering to develop sustainable energy solutions and curb negative environmental impacts. This book unravels the recent studies in the field of sewage treatment, waste management, energy conservation, purification technologies, etc. The aim of this book is to present researches that have transformed this discipline and aided its advancement. This book will prove to be immensely beneficial to students and researchers in this field.