Climate change is a major crisis faced by our world in today's time. It refers to the rise in the average surface temperature of Earth and is mainly caused by human activities which release carbon dioxide and other greenhouse gases into the air and by natural factors such as solar radiation, volcanic eruptions and plate tectonics. Different approaches, evaluations, methodologies and advanced studies on climate change have been included in this book. Climatologists, environmentalists and students actively engaged in this field will find this book full of crucial and unexplored concepts.