Search Results
2009. World Wildlife Fund (WWF). HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales)flow accumulation maps define amount of upstream a... U.S. Geological Survey.
2009. World Wildlife Fund (WWF). HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales)flow accumulation maps define amount of upstream a... U.S. Geological Survey.
2009. World Wildlife Fund. This river network (stream lines) map for North America is derived from the flow direction map for North America. The flow accumulation map for Nor... Geological Survey (U.S.).
2009. World Wildlife Fund. This river network (stream lines) map for North America is derived from the flow direction map for North America. The flow accumulation map for Nor... Geological Survey (U.S.).
2009. World Wildlife Fund (WWF). This raster layer is a void-filled digital elevation model (DEM) of North America at 15 arc-seconds resolution. Elevation is expressed in meters an... U.S. Geological Survey.
2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Canada Centre for Mapping, and Geological Survey (U.S.). This line shapefile shows bathymetric contours with depth in metres for ocean areas covered by the extent of the North American Atlas project. Isob... Canada Centre for Mapping, Instituto Nacional de Estadística, Geografía e Informática (Mexico), and Geological Survey (U.S.).
2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Canada Centre for Mapping, and Geological Survey (U.S.). This polygon shapefile contains bathymetric data with depth in metres for ocean areas covered by the extent of the North American Atlas project. Is... Canada Centre for Mapping, Instituto Nacional de Estadística, Geografía e Informática (Mexico), and Geological Survey (U.S.).
2000. California. Department of Fish and Game. Marine Resources Region, Pacific Fishery Management Council (U.S.), United States. National Marine Fisheries Service, and United States. National Oceanic and Atmospheric Administration. This point shapefile depicts ocean depths gridded on a 5-minute latitude/longitude interval. This coverage was created from data extracted from the... California. Department of Fish and Game. Marine Resources Region.
1967. Costa, Laurent. This line shapefile represents contour lines in Paris, France as defined in the Geological Atlas of 1967 by Vincent Krier. The ALPAGE programme aim... Analyse Diachronique de l'espace Urbain Parisien: Approche Geomatique.
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This raster dataset was derived from the 30 meter resolution Digital Elevation Model layer and depicts percent slope across the nine county San Fra... Bay Area Open Space Council.