Among the most highly regarded in physical geography, Robert Christopherson's bestselling Elemental Geosystemsis known for currency, accuracy, rich integration of climate change science, and a dynamic multimedia program. Elemental Geosystems,Seventh Editionis organized around the natural flow of energy, materials, and information, presenting subjects in the same sequence in which they occur in nature an organic, holistic approach that is unique in this discipline. Each chapter also includes strong pedagogical tools and a structured learning path that consists of Key Learning Concepts presented at the start of the chapter, Key Learning Concepts Review at the end of the chapter, and Critical Thinking questions integrated throughout. Offering current examples and modern science within a one-of-a-kind Earth systems organization, Christopherson combines student-friendly writing, the most current applications, outstanding art, and a strong multimedia program for a truly unique physical geography experience. The S eventh Editionis available with MasteringGeographyâ„¢; the Mastering platform is the most effective and widely used online tutorial, homework, and assessment system for the sciences.