Icebergs and Glaciers

In this updated and revised edition of Icebergs & Glaciers, award-winning science writer Seymour Simon gives readers an in-depth look at how icebergs and glaciers have shaped our rivers, mountains, and earth, as well as the effect climate change is having on them and our planet.With fascinating facts and breathtaking full-color photographs, readers will learn all about how these huge masses of ice are formed, how they move, and why they are essential to our planet.