Description of research underway in the Pacific Northwest including geologic mapping and urban hazards studies with links to geologic maps, publications, and data.
Download digital geologic databases produced by the Southern California Areal Mapping Project (SCAMP) or view SCAMP work in progress by clicking on 1:100,000-scale, 30x60 minute quadrangles.
Summary of results of Deep Seismic Sounding (DSS) profiles in China with links to a sample DSS profile, contour map of China with crustal thickness, crustal columns and maps showing profile locations and seismic data.
Techniques of computer-based representations of areal geology to construct three-dimensional geologic maps that retain all the information of traditional geologic maps while providing a more detailed picture of the subsurface.
Site describes the present understanding of the various geologic processes that contributed to the valley's creation. Links to Yosemite Valley's geologic maps.
Complex report on the interpretation of aeromagnetic data to study hydrogeology of the San Pedro basin, Cochise County, Arizona determining geologic structure, basin fill and depth to water. Online version of a CD-ROM publication.