Many people may not realize that much of the world around us has been shaped by glaciers moving across the land. U-shaped valleys, moraines, eskers, kettles, and drumlins are just a few examples of how glaciers have shaped our land. Through breathtaking imagery and exciting text, Glaciers answers such questions as: What are glaciers? How and when were glaciers formed? What is the difference between an ice sheet and an ice cap? And many, many more!...