Gateway to Geological Survey products and services...

Information and resources on earth sciences provided by the American Geological Institut...

The ASTR (Along Track Scanning Radiometer) Project features images and data collected from the project's satellites, which are useful for scientific studies of the land surface, atmosphere, clouds, oceans, and cryosphere of the Earth...

Homepage of Britain's national society for academic and professional geologists, offering news, career information and resources, links to regional and specialist groups, and a photo library...

Provides information on the geological history of Canada, access to scientific data sets, educational resources, and information on research activities...

The agency's homepage offers research and informational resources, such as online databases, maps and images, factsheets on various facets of geoscience, and information on research projects...

Information from soil surveys includes soil maps and descriptions of characteristics of the different soils identified on the maps...

Offers information about extremes in the natural world--highest elevation, deepest cave, coldest place, etc...