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DMOZ Internet Directory
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Regional
North America
United States
Pennsylvania
Science and Environment
Geology
2 Sites
Websites about the geology of Pennsylvania, including mineral resources (such as coal and oil) and geologic hazards (such as earthquakes, sinkholes, and landslides).
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Pittsburgh Geological Society
- Organization of professionals and amateurs. Includes meeting schedule, maps and publications on regional geology, geohazards, and other topics, issue statements, job postings, and other resources.
Pennsylvania Council of Professional Geologists
- Serve the professional and commercial interests of member firms that provide or utilize geological services.
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Geology
North America : United States : Science and Environment
2 Sites
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