General Sites
- Ground Penetrating Radar
- Geothermal Data
- Colorado School of Mines-Dept. of Geophysics-Good for online books and seismic software
- Jon Claerbout's Free Seismology Books
- Alan Jones-MT papers-Seismology
- OpenEM organization-Electromagnetic Research around the world
- Magnetotellurics
- Commission for the Geology Map of the World
- Geology Web Links
- United States Geological Survey
Various Sites to See Recent Earthquakes, obtain Seismic Software, Hazard Maps
- Earthquakes-USGS
- Earthquakes-IRIS
- Earthquakes-South California
- EarthScope-Ambient Seismic Noise maps/data
- EarthScope-Seismology
Gravity and Magnetic Sites
Volcanology Sites-See recent eruptions
Volcanology Volcanology Volcanology-USGS Digital Elevation Data and GPS
Remote Sensing Data
Remote Sensing Links USGS Global Visualization Viewer (site for downloading Landsat data) Tectonics