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1. Detailed World Polygons (LSIB), Africa, 2013
2013. United States. Department of State. Office of the Geographer. This polygon shapefile contains the boundaries of countries in Africa. This layer, created by the Office of the Geographer, combines two data sets:... United States. Department of State. Office of the Geographer. Humanitarian Information Unit.
2. Large Scale International Boundaries (LSIB), Africa and the Americas, 2012
2012. United States. Department of State. Office of the Geographer. This line shapefile contains country boundaries for Africa and American continents. Large Scale International Boundaries (LSIB) are created and mai... United States. Department of State. Humanitarian Information Unit.
3. Africa: Drainage Directions, 15s resolution, 2007
2007. World Wildlife Fund (WWF). This drainage direction map for Africa defines the direction of flow from each cell in the conditioned digital elevation model to its steepest down... U.S. Geological Survey.
4. Africa: Drainage Directions, 30s resolution, 2007
2007. World Wildlife Fund (WWF). This drainage direction map for Africa defines the direction of flow from each cell in the conditioned digital elevation model to its steepest down... U.S. Geological Survey.
5. Africa: Flow Accumulation, 15s resolution, 2007
2007. 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.
6. Africa: Flow Accumulation, 30s resolution, 2007
2007. 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.
7. Africa: River Network, 15s resolution, 2007
2007. World Wildlife Fund. This river network (stream lines) map for Africa is derived from the flow direction map for Africa. The flow accumulation map for Africa is used fo... Geological Survey (U.S.).
8. Africa: River Network, 30s resolution, 2007
2007. World Wildlife Fund. This river network (stream lines) map for Africa is derived from the flow direction map for Africa. The flow accumulation map for Africa is used fo... Geological Survey (U.S.).
9. Africa: Void-filled digital elevation model, 15s resolution, 2007
2007. World Wildlife Fund. This raster layer is a void-filled digital elevation model (DEM) of Africa at 15 arc-seconds resolution. Elevation is expressed in meters and refer... U.S. Geological Survey.
10. Africa: Void-filled digital elevation model at 30s resolution, 2007
2007. World Wildlife Fund (WWF). This raster layer is a void-filled digital elevation model (DEM) of Africa at 30 arc-seconds resolution. Elevations is in meters referenced to the ... U.S. Geological Survey.