Geology of the United States
In this section you will find materials that support the implementation of EarthComm, Section 8: Geology of the United States.
- To learn more about the history of development of the Appalachian Mountains, visit the following web sites:
America's Volcanic Past - Appalachians Mountains and Scenic Trail, USGS
Describes the geologic history of the Appalachian Mountains.
The Southern Appalachian Mountains -How They Got Where They Are, Kempton H. Roll, Mountain Area Information Network
Describes the events which formed the Southern Appalachian Mountains.
To learn more about this topic, visit the following web sites:
The Earth's Continents
This Dynamic Earth, USGS
Explains how Earth has been shaped by plate-tectonic processes.
The Movement of Continents
Continents on the Move, NOVA (PBS)
Provides detailed and illustrated pages about how scientists have determined that Earth’s continents are moving.
The PaleoMap Project, Christopher R. Scotese
Illustrates the plate tectonic development of the ocean basins and continents, as well as the changing distribution of land and sea during the past 1,100 million years.
The Geologic History of North America
Tapestry and Terrain, USGS
Provides a map of the United States that combines geology and topography.