Since 2004, WisconsinView has made aerial photography and satellite imagery of Wisconsin available to the public for free over the web. As part of the AmericaView consortium, WisconsinView supports...
The Geospatial Data Gateway is a service made available through a close partnership between the three Service Center Agencies (SCA); Natural Resources Conservation Service (NRCS), Farm Service Agen...
Use The National Map Viewer and Download Platform to visualize, inspect, and download the most current topographic base map data and products for free. Managed by the United States Geological Surve...
CIESIN’s mission is to provide access to and enhance the use of information worldwide, advancing understanding of human interactions in the environment and serving the needs of science and public a...
GeoGratis is a portal provided by the Earth Sciences Sector (ESS) of Natural Resources Canada (NRCan) which provides geospatial data at no cost and without restrictions via your Web browser. The da...
GeoScience Australia's spatial information activities focus on providing key spatial information of Australia with an emphasis on response to rapid and slow onset hazards, the detection of change, ...
LandScan is a global population database that shows geographical distribution of population at one-kilometer resolution over an average 24 hour period. The LandScan algorithm uses spatial data and ...
Connects users to digital geospatial resources, including GIS datasets, Web services, and digitized historical maps from multiple data clearinghouses and library catalogs.