Adapted from the bestselling Geology, Essentials of Geology offers a streamlined, approachable examination of the core concepts of physical geology. It retains the popular features of the larger work, including the authors’ uncluttered prose, compelling stories, annotated illustrations, and “Geology at a Glance” features. Features the latest discoveries and up-to-date examples of exciting geological processes, including Earth systems interactions, discoveries on Mars, recent volcanic eruptions, and more."Geology at a Glance”features graphically organize chapter contents to increase readers’ understanding and retention of material. A detailed introduction to the theory of plate tectonics establishes the unifying theory of geology and s the stage for discussions of ocean and continent formation. For those interested in learning more about physical geology.