GIS: Other Suggested Resources
Collection of historical aerial photos produced by the predecessor to the U.S. Farm Service Agency, and hosted by the Pennsylvania Geological Survey.
A free, open source, editable map of the world. Users can choose various layers, add notes, and share or export the maps they create.
A source for free vector and raster data including cultural and physical features as well as elevation and bathymetric basemaps.
Full-text of scholarly journals in geology integrated with GeoRef, an index of geological literature.
Download zipped geospatial data files from the National Atlas in both shapefile and KML formats. Coverage includes a wide variety of cultural and natural features.
Launched by the Federal Geographic Data Committee, the Geospatial Platform provides access to federally maintained and trusted geospatial data, services, and applications for sharing and use.
Create and save maps illustrating 168 indicators on the food environment covering food choices, health and well-being, and community characteristics in U.S. states or counties. Indicators include store/restaurant proximity, food prices, and food and nutrition assistance programs. Data is drawn from numerous sources including the Decennial Census, County Business Patterns, and Behavioral Risk Factor Surveillance System.
Create and save maps illustrating over 60 socioeconomic indicators on people, jobs, agriculture and other county data. Sources include the American Community Survey, economic reports from the Bureau of Labor Statistics and the latest Census of Agriculture. You may also download your data into a spreadsheet for use in Excel or other statistical software.
"Presents in maps and text complete data about the creation and all subsequent changes (dated to the day) in the size, shape, and location of every county in the fifty United States and the District of Columbia." Available as interactive maps and shapefiles that can be downloaded for use with GIS software.