Geography and Environment : Sudan

Includes online maps, link to LC?s Geography and Map Division, links to other map collections, flags, climate, weather, natural resources.

The Nubian Sandstone Aquifer System  (http://isu2.cedare.org.eg/nubian/)
"The Nubian Sandstone Aquifer System (NSAS) is a huge groundwater resource shared among four countries within the Eastern Sahara in North-East Africa. These countries are Chad, Egypt, Libya and Sudan."

U.S. Library of Congress. Geography and Maps Division  (http://www.loc.gov/rr/geogmap/)
This site for the Geography and Map Division of the Library of Congress.