NYU Spatial Data Repository

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1. 1:1,000,000-Scale Waterbodies and Wetlands of the United States, 2014

2014. Geological Survey (U.S.). This polygon shapefile represents waterbodies and wetlands of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was produc... Geological Survey (U.S.).

2. 8-Digit Watersheds, New York State, 1994

1994. This polygon shapefile represents 8-Digit Watersheds of New York State for 1994. These hydrologic unit boundaries provide a uniquely identified and... U.S. Geological Survey.

3. A traverse survey of the White Nile from Khartum to Rigaf by Lieuts. Watson & Chippendall, R.E.

1876. Watson, Charles Moore, Sir, 1844-1916. Includes table of positions determined astronomically. Points at which observations were made are shown. Locations of government stations are shown... London : John Murray, 1876.

4. 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.

5. 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.

6. 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.

7. 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.

8. 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.).

9. 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.).

10. Amu Darya and Aral Sea diagrams (17th century & subsequently after Boutakoff)

1875. Wood, Herbert. Title given by cataloger. Depth shown by soundings and bathymetric sections. Relief shown by contours, hachures, and spot heights. Scale of diagram... London : John Murray, 1875.