Creator
- US Census Bureau1
- USDA Forest Service Remote Sensing Lab1
- United Nations Office for the Coordination of Human Affairs1
- United States Geological Survey1
- United States. Bureau of the Census.1
- United States. Environmental Protection Agency1
- United States. Office of Ocean and Coastal Resource Management1
- VESTRA Resources Inc1
- World Resources Institute1
- Yolo County, Public Works Division, Planning Services 1
- von Dohlen, Jerry1