The environment has shaped human lives and been shaped by them. This Earth Day, learn and teach about the role of geography and nature in U.S. history.
Have you ever thought of the landscape around you as a primary source? Learn how to read your environment to learn about the past with resources created by an environmental historian. FIND OUT MORE »
Find primary sources on the environment
Explore cartography and the exploration of the North American continent. [...] »
Why did George Washington start gathering national data on agriculture? [...] »
Browse strategies and lesson plans
Cutting through New York from the ocean to the Great Lakes, the Erie Canal [...] »
Maps show far more than how to go from point A to point B! Discover how to [...] »
Put your knowledge to the test!