An elucidative study on climate variability has been provided in this book. With the increasing awareness about the adversities due to climatic change, interest is developing in the people to understand various aspects of climatic variability and its impact at regional levels. For those interested in climatic change management, it provides detailed information regarding the dynamics of climatic variability and will prove to be a valuable resource. It discusses innovative methods to supervise climatic changes, evaluating climate risks and forecasting the consequences, analysis of present status of the knowledge on the subject and available evidences. This book is easy to understand and easily accessible to practitioners, researchers, students and policy makers.