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2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, and 2013. Ocean Tipping Points Project. Chlorophyll-a is a widely used proxy for phytoplankton biomass and an indicator for changes in phytoplankton production. As an essential source of ... Ocean Tipping Points Project.
2013. Sacramento County GIS. This polygon shapefile depicts administrative boundaries of Cities over which the County of Sacramento, California holds authority: Citrus Heights,... Sacramento County GIS.
2013. Nevada County (Calif.). This polygon dataset includes the boundaries and spheres of influence of Grass Valley, Nevada City, and Truckee, California. The data set is edited...
2013. Napa County (Calif.). This polygon dataset shows the city limits for all cities within Napa County, California as of 2013. This shapefile is actually a view of Napa Coun...
2013. Placer County. This shapefile shows the city limits for Placer County, California. .
2013. Arborwell. City of Berkeley's urban forest tree inventory. The dataset contains trees, planting sites and stumps. The inventory was completed on April 30, 2013. .
2013. California. Department of Transportation. This point shapefile contains the locations of classification yards and major switching facilities used in California's rail yards to separate cars... California. Department of Transportation.
1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, and 2014. U.S. Fish and Wildlife Service. This polygon shapefile represents the extent, approximate location and type of wetlands and deepwater habitats in the Northeastern United States be... U.S. Fish and Wildlife Service.
2013. Dominica. Lands and Surveys Division. This line shapefile represents the coastline of Dominica. The Global Map Dominica version 2 Boundary layer was developed to update Global Map Domin... International Steering Committee for Global Mapping.
2013. Centro Nacional de Registros (El Salvador). This line shapefile represents the coastline of El Salvador. The Global Map El Salvador version 2 was developed from Geographic Maps Data 2008 at 1... International Steering Committee for Global Mapping.