The cryosphere is an important part of the global climate system, particularly in relation to atmospheric and oceanic cycles and hydrology. They are also crucial because the environmental changes and climatic variability are most evident in these regions of earth. This book brings forth some of the most significant topics for discussion in this field of study like glacial flow, ice sheet cover and ice thickness, impact of climate change on glaciers, etc. It presents researches and studies performed by experts across the globe. Students and researchers would find this book an invaluable source of knowledge on this topic.