For introductory courses in Physical Geology. This trusted text, the market's best-seller, makes an often complex subject accessible to beginning students with a strong focus on readability and illustrations. It offers a meaningful, non-technical survey that is informative and up to date for learning basic principles and concepts. This revision introduces a new chapter on global climate change that develops a greater understanding of this important environmental issue. Additionally, a new chapter on Earth's evolution through geologic time allows instructors the flexibility to have a separate discussion of Earth's physical history and the evolution of life.