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This site features maps of the paleogeography of the Southwestern US from 1.8 billion years ago to 10 million years ago. The images were prepared by placing stratigraphic, tectonic, and sedimentologic data on a base map, plotting land versus sea over this data, and then adding climatic data and detailed landforms such as mountains, shelf edges, rivers, arc-trench systems, and lowlands. The maps are ... Full description.
Grade level: Middle (6-8), High (9-12), College (13-14), College (15-16), Graduate / Professional
Resource type: Presentation / Demo, Illustration - scientific, Map, Ref. material
Subject: Geologic time, Geology, Structural geology
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Educational standards associated with this resource:
National Science Education Standards (NSES): Read
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