U.S. National Standards
N.NCSS. National Curriculum Standards for Social Studies (NCSS)
NCSS.3. PEOPLE, PLACES, AND ENVIRONMENTS
SOCIAL STUDIES PROGRAMS SHOULD INCLUDE EXPERIENCES THAT PROVIDE FOR THE STUDY OF PEOPLE, PLACES, AND ENVIRONMENTS.
3.1. KNOWLEDGE - Learners will understand:
3.1.1. The theme of people, places, and environments involves the study of the relationships between human populations in different locations and geographic phenomena such as climate, vegetation, and natural resources.
3.1.7. Human modifications of the environment.