M?icrobial biotechnology is an essential area which promotes advanced research by using microbes for value-added products. This book deals with recent microbial technologies used in the field of environmental biotechnology such as climate change, bioremediation, biodiesel, oil pollution, extremophiles etc. Environmental biotechnology is a very vast and rapidly growing field that deals with various aspects. The scope of this book is to provide recent information regarding microbial technologies and their applications.