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Geodata.gov

geo.data.gov/geoportal/catalog/main/home.page

Geodata.gov aims to consolidate access to maps, data and other geospatial information. The site is a portal which allows users to find geospatial data, generate customized maps and other materials, and browse information on particular geographic areas. The search feature allows investigation by specific features and a number of specialized data categories.

NASA

www.nasa.gov

NASA (National Aeronautics and Space Administration), whose mission is "to pioneer the future in space exploration, scientific discovery and aeronautics research" isn't just about outer space.

The agency has a great deal of information of interest to the Earth Sciences. Choosing "Earth" from the index of topics on the right of the main NASA page opens a portal to features on newsworthy topics, in-depth websites on cli ...

National Geophysical Data Center

www.ngdc.noaa.gov/ngdc.html

The National Geophysical Data Center is operated by the National Oceanographic and Atmospheric Administration (NOAA). It provides access to technical data in a variety of areas, broadly covering land, marine, submarine and solar features. These are the major subdivisions of the website:

National Park Service: Geologic Resources

nature.nps.gov/geology/

The National Park Service's Geologic Resources site focuses on geological processes and landforms within the park system. This site includes a Tour of Park Geology, which allows browsing by geological features, by park, or by state. There is also information on geological hazards and mineral ...

Science.gov

www.science.gov

Science.gov is a gateway to millions of pages of scientific information available through various Federal agencies. One search using science.gov will retrieve information published by thirteen government agencies, including results from databases that an ordinary search engine may not find. Users can also browse websites listed by categories that include

Smithsonian Institution

www.si.edu

The Smithsonian Institution operates the following interesting websites dealing with the Earth Sciences:

Soil Surveys

soils.usda.gov/survey/

The Soil Surveys website, maintained by the U.S. Department of Agriculture's Natural Resources Conservation Service, provides detailed data on soil types present in most of the nation's counties. Their "Soil Data Mart" allows a user to determine which soil specific surveys are available online (as PDF documents) an ...

U.S. Geological Survey

www.usgs.gov

The U.S. Geological Survey (USGS) is the primary source of government information in the earth sciences and has a voluminous web presence.

From the main USGS page, you can select information by state or search the site. There are also convenient links to newsworthy information on earthquakes, volcanoes, and other hazards. An enormous amount of map, graphic, and textual information is available online through their Maps, Imagery, & Public ...

WindandSea Internet Guide

www.lib.noaa.gov/docs/wind/windandsea.html

The Wind andSea Internet Guide is a listing of reviewed and annotated links dealing with weather, climate, and oceans. Some topics are subdivided by type of organization: federal, academic, state, etc.; while others are broken down by subjects and/or types of resources (such as posters, publications, etc.).