Publisher
- San Rafael (Calif.). County Of Marin.2
- Geological Survey (U.S.)1
- Instituto Nacional de Estadística, Geografía e Informática (Mexico)1
- Napa County (Calif.) -- Conservation Development and Planning1
- San Joaquin County, Community Development, Geographic Information Systems1
- Santa Clara County (Calif.). Planning Office1
- Science1
- Tehama County Public Works1
- United Arab Emirates Government1
- World Resources Institute1