During the last few decades man has exploited the environment to such as extent that the environmental equilibrium has been highly disturbed. Exploding population, deforestation, urbanization and industrialization have all rocked the environment very badly. This situation has arisen due to the greed and overambitious plans of human beings. Now the time has reached when the issues of environment should be seriously taken. There is an urgent need to find out a possible solution to prevent degradation the environment. Environment friendly approach to the development is the need of hour. Protecting environment is the responsibility of all of us. Each section of the society should work together for protecting the environment as a whole. Researches are being carried out throughout the world in various areas of environmentalscience. This book is an assemblage of the current researches in different fields of environment. The book has been divided into two sections - Section I includes research papers, while Section II has review articles by various scientists, experts and academicians. This book will be useful not only to the researchers, students, policy planners and academicians, working in the field of environmental science, but also be able to create a society of motivated people committed to conservation, preservation and protection of the environment and striving towards a life in perfect harmony with the nature.