Book Description: This best-selling historical geology text provides geologists with an excellent balance of basic geology and paleontology. The ninth edition presents rich, authoritative coverage of the history of the Earth, offering the most comprehensive history in the discipline today. It maintains its strong approach to stratigraphy and paleontology that other texts have lost. The text's paleogeographic maps are excellent in detail and are a vital component in understanding the earth's history. Stunning artwork brings the ancient world to life. Geology of National Parks boxes encourage them to visit these parks to appreciate their geological significance. Geologists will also appreciate the questions about past geologic events and the processes used in finding answers.