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2013. Geological Survey (U.S.). This raster layer is a100-meter resolution land and water mask in (GeoTIFF format) of the conterminous Alaska, with separate values for oceans and ... National Atlas of the United States.
2013. Geological Survey (U.S.). This raster layer is a100-meter resolution land and water mask in (GeoTIFF format) of Hawaii, with separate values for oceans and for land areas of... National Atlas of the United States.
2013. Geological Survey (U.S.). This raster layer is a100-meter resolution land and water mask in (GeoTIFF format) of Puerto Rico and the U.S. Virgin Islands, with separate values... National Atlas of the United States.
2013. Geological Survey (U.S.). This raster layer is a georeferenced image containing a 100-meter resolution land and water mask of the conterminous United States, with separate v... National Atlas of the United States.
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.).
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.).