Arbogast’s Discovering Physical Geography, 4th Edition provides a comprehensive suite of animations, simulations, and interactivities that help readers comprehend important Earth processes and provide an easy-to-use solution to course needs. The Fourth Edition continues to place great emphasis on how relevant physical geography is to each reader’s life. With an enhanced focus on the interconnections between humans and their environment, this text includes increased coverage of population growth and its impact on the environment. Updated case studies are included, as well as new sections dealing with human interactions with solar energy, wind power, soils, and petroleum. This text is welcoming, taking readers on a tour of “discovery”, and delivers content that is sound and based on the most current scientific research.