Publisher
- U.S. Geological Survey41
- San Joaquin County (Calif.). Community Development Department39
- Santa Clara County (Calif.). Planning Office38
- Virtual Shanghai Project37
- Analyse Diachronique de l'espace Urbain Parisien: Approche Geomatique35
- Sacramento County GIS35
- Placer County Geographic Information Systems33
- United States. National Geospatial-Intelligence Agency31
- World Resources Institute30
- Northeast Ocean Data27
- Coastal Services Center (U.S.)24
- California. Division of Mines and Geology22
- Nevada County (Calif.). Geographic Information Systems22
- Tehama County Public Works21
- Environmental Systems Research Institute (Redlands, Calif.)20
- United States. Bureau of the Census. Geography Division20
- GLIMS19
- National Geophysical and Solar-Terrestrial Data Center19
- Stanford University. Center for Interdisciplinary Research19
- Tuolumne County (Calif.). Geographic Information Systems19