Study Guide to accompany Geography: Realms, Regions, and Concepts, 12th Edition provides readers with a spatial understanding of the human and physical characteristics of the earth and is by nature an integrative discipline that challenges readers to consider the relationships between natural and human variables. They will learn to think critically about the interdependency of the earth s systems and make informed decisions about a variety of highly relevant environmental, cultural and economic topics such as globalization, global warming, deforestation, economic development and resource use.