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Start Over Publisher Geological Survey (U.S.)
2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This line shapefile depicts the political boundaries of North America, including: international boundaries, provincial boundaries, state or territo... Geological Survey (U.S.).
2004. Geological Survey (U.S.), Instituto Nacional de Estadística, Geografía e Informática (Mexico), and Canada Centre for Remote Sensing. A joint venture involving the National Atlas programs in Canada (Natural Resources Canada), Mexico (Instituto Nacional de Estadística Geografía e I... Geological Survey (U.S.) and Instituto Nacional de Estadística, Geografía e Informática (Mexico).
2003. Geological Survey (U.S.). Water Resources Division. Wisconsin District. This polygon shapefile contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islan... Geological Survey (U.S.).
2010. Geological Survey (U.S.). This polygon shapefile portrays the Public Land Surveys of the United States, including areas of private survey, donation land claims, and land gra... Geological Survey (U.S.).
2005. Geological Survey (U.S.). This line shapefile represents railroads in the conterminous United States and Alaska at 1:2,000,000. This is a replacement for the December 1998 m... Geological Survey (U.S.).
2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This line shapefile represents roads in North America at 1:1,000,000 scale. The roads included in this layer are either those that connect major ce... Geological Survey (U.S.).
2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This polygon shapefile shows the approximate extent of marine areas in the Arctic covered by permanent polar ice. The data originated from the Cana... Geological Survey (U.S.).
2006, 2007, 2008, and 2009. Phillips, Eleyne L., Cochrane, Guy R., Erdey, Mercedes D., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This layer is a georeferenced raster image containing seafloor character data at 2-meters resolution for the offshore area of Coal Oil Point, Calif... Geological Survey (U.S.).
2006, 2007, 2008, and 2009. Phillips, Eleyne L., Cochrane, Guy R., Erdey, Mercedes D., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This layer is a georeferenced raster image containing seafloor character data at 5-meters resolution for the offshore area of Coal Oil Point, Calif... Geological Survey (U.S.).
2007, 2008, 2009, and 2010. Cochrane, Guy R., Erdey, Mercedes D., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This layer is a georeferenced raster image of the seafloor map of Drakes Bay and the surrounding vicinity in California. This layer is part of the ... Geological Survey (U.S.).