Environmental ethics is the branch of philosophy that takes a broader perspective of relation of human beings not only to the living species but also with the non-living surroundings. It impacts various other disciplines such as ecotheology, environmental law, environmental sociology, ecology, ecological economics and environmental geography. Sustainability is the ability to sustain the present state of the environment for years to come. While ethics form the rules sustainability tries to implement them for the protection and improvement of environmental condition. The objective of this book is to give a general view of the different areas of ethics and sustainability of environment, and its applications. This book studies, analyses and upholds the pillars of environmental ethics and sustainability and their utmost significance in modern times. It will serve as a reference to a broad spectrum of readers including environmentalists, ecologists, conservationists, policy makers, professionals and students.