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.
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2018. EROS Data Center. The drainage basins distributed with the HYDRO1k data set suite are
derived using the vector stream networks along with the flow direction data se...