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Start Over Author Geological Survey (U.S) Collection U.S. Geological Survey digital data series Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. Global GIS : Drainage Basins

Datasets Harvard University Public content
2003. EROS Data Center, Geological Survey (U.S), American Geological Institute, and Environmental Systems Research Institute (Redlands, Calif.). This datalayer is a polygon coverage representing hydrologic drainage basins located worldwide. The data displayed here is derived from the HYDRO 1... American Geological Institute.

2. Global GIS : international river basins of the world

Datasets Harvard University Public content
2003. Wolf, Aaron T., Natharius, Jeffrey A., Danielson, Jeffrey J., Ward, Brian S., Pender, Jan K., American Geological Institute, and Geological Survey (U.S). This datalayer is a polygon coverage representing the Transboundary Freshwater Dispute Database dataset: international river basins of the world. T... American Geological Institute.

3. Global GIS : world administrative units, 2002

Datasets Harvard University Restricted content
2002. Environmental Systems Research Institute (Redlands, Calif.), Geological Survey (U.S), and American Geological Institute. This datalayer is a polygon coverage representing First-Order Administrative Areas worldwide (as they existed in 2002) and was originally produced ... American Geological Institute.

4. Global GIS : World cities (2000)

Datasets Harvard University Restricted content
2000. Environmental Systems Research Institute (Redlands, Calif.), Geological Survey (U.S), and American Geological Institute. This datalayer is a point coverage representing cities worldwide and was produced by ESRI and published as part of the USGS Global GIS database. It... American Geological Institute.