GIS/GPS Web Page
2. Some useful links for beginning GIS students
Good, clear explanation of the geoid, ellipsoids, and mean sea level
3. GPS Tutorials - under construction (Funded by a Governor's Technology Grant)
4. Links
GIS Data:
Penn State's Digital Chart of the World
South Dakota Geological Survey
http://www.census.gov/geo/www/tiger/index.html
http://terraserver.microsoft.com/default.asp
http://www.esri.com/data/index.html
Organizations:
United States Geological Survey
American Association of Geographers
The National Geographic Society
The Environmental Protection Agency
The National Resource Conservation Service (US Department of Agriculture)
US Bureau of Land Management General Land Office
Tools:
GIS and Software:
Web Magazines:
http://www.geospatial-online.com
Metadata:
http://www.fgdc.gov/nsdi/nsdi.html
GIS/GPS Jobs:
Other Useful Links
United State Geological Survey (USGS) Home Page
USGS Water Resources Division (great site for info on water quality, stream flow, and flood information)
State of SD Department of Natural Resources (clearinghouse for state projects)
Black Hills Hydrology Study (see the work underway in the Black Hills)
5. Excel Tutorial! (This a very nice review of the basics, including formulas)