You searched for: Access Public Remove constraint Access: Public Subject Sea ice Remove constraint Subject: Sea ice Subject Oceans Remove constraint Subject: Oceans Place North America Remove constraint Place: North America Data type Polygon Remove constraint Data type: Polygon Format Shapefile Remove constraint Format: Shapefile
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.).
1992. This datalayer is a polyfon coverage representing political and ocean feature areas found throughout DCW (Digital Chart of the World) geographic co... National Imagery and Mapping Agency.
1992. This datalayer is a polyline coverage representing political boundaries and ocean feature lines found throughout DCW (Digital Chart of the World) g...