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2008. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts grazing lands in the nine county San Francisco Bay Area Region, California. This data was derived from the Californi... Bay Area Open Space Council.
2009. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts a dissolve that was run on the hydrologic areas for the nine county San Francisco Bay Area Region, California. Hydro... Bay Area Open Space Council.
2009. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts a dissolve that was run on the Hydrologic Sub Areas for the nine county San Francisco Bay Area Region, California. H... Bay Area Open Space Council.
2009. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts hydrologic unit watersheds for the nine county San Francisco Bay Area Region, California. Hydrologic Units are those... Bay Area Open Space Council.
Bay Area Open Space Council, Conservation Lands Network, GreenInfo Network (Firm), and San Francisco Bay Area Upland Habitat Goals Project. The National Land Cover Database 2001 (NLCD) for mapping zone 03 was produced through a cooperative project conducted by the Multi-Resolution Land ... Bay Area Open Space Council.
1984. California. Farmland Mapping and Monitoring Program. This polygon shapefile represents areas of important farmland in Contra Costa County, California for 1984. Established in 1982, Government Code Sec... California. Farmland Mapping and Monitoring Program.
1986. California. Farmland Mapping and Monitoring Program. This polygon shapefile represents areas of important farmland in Contra Costa County, California for 1986. Established in 1982, Government Code Sec... California. Farmland Mapping and Monitoring Program.
1988. California. Farmland Mapping and Monitoring Program. This polygon shapefile represents areas of important farmland in Contra Costa County, California for 1988. Established in 1982, Government Code Sec... California. Farmland Mapping and Monitoring Program.
1990. California. Farmland Mapping and Monitoring Program. This polygon shapefile represents areas of important farmland in Contra Costa County, California for 1990. Established in 1982, Government Code Sec... California. Farmland Mapping and Monitoring Program.
1992. California. Farmland Mapping and Monitoring Program. This polygon shapefile represents areas of important farmland in Contra Costa County, California for 1992. Established in 1982, Government Code Sec... California. Farmland Mapping and Monitoring Program.