2002. Geological Survey (U.S.). This raster layer is a georeferenced grid map image of land cover characteristics for North America, excluding Hawaii, and including the Caribbean ... Geological Survey (U.S.).
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1654. Harvard Map Collection, Harvard Library, Jacobsz, Theunis, 1632?-1679., and Wit, Frederik de. This layer is a georeferenced raster image of the historic paper map entitled: Pascaert vande Carybes, Nieu Neder landt, Brazil, de Flaemsche en So... Harvard Map Collection, Harvard Library.
2001. National Atlas of the United States. The Bathymetry of North America map layer shows depth ranges using colors. The image was derived from the National Geophysical Data Center's ETOPO2... National Atlas of the United States.
1918. Harvard Map Collection, Harvard College Library, Chalifour, J. E., and Canada. Dept. of the Interior. This layer is a georeferenced raster image of the historic paper map entitled: Map of the Dominion of Canada, J.E. Chalifour, Chief Geographer. It ... Harvard Map Collection, Harvard Library.
2005. GeoAccess Division, Canada Centre for Remote Sensing, Natural Resources Canada, Government of Canada and Geographical Survey Institute. Canada Elevation is a Digital Elevation Model representing elevations throughout Canada at a resolution of 30 arc seconds. This layer is a compone... GeoAccess Division, Canada Centre for Remote Sensing, Natural Resources Canada, Government of Canada.
2005. Geographical Survey Institute. Canada Landcover is a raster theme representing land cover classifications throughout Canada at a resolution of 30 arc seconds. This layer is a co... GeoAccess Division, Canada Centre for Remote Sensing, Natural Resources Canada, Government of Canada.
2006. Geographical Survey Institute. Canada Landuse is a raster theme representing landuse classifications throughout Canada at a resolution of 30 arc seconds. This layer is a compone... GeoAccess Division, Canada Centre for Remote Sensing, Natural Resources Canada, Government of Canada.
2005. GeoAccess Division, Canada Centre for Remote Sensing, Natural Resources Canada, Government of Canada and Geographical Survey Institute. Canada Vegetation is a raster theme representing percentages of tree cover throughout Canada at a resolution of 30 arc seconds. This layer is a co... GeoAccess Division, Canada Centre for Remote Sensing, Natural Resources Canada, Government of Canada.
2002. Ritters, Kurt. This raster layer is a grid map of North America including the Caribbean and most of Mexico in GeoTIFF format. The map layer is an excerpt from a g... National Atlas of the United States.
2003. USGS National Center for EROS. The North America Shaded Relief data were derived from the GTOPO30 elevation data. GTOPO30 is a global digital elevation model (DEM) with a horizon... National Atlas of the United States.