Topic
- Saline water conversion 4
- Census 3
- Contamination of environment 3
- Finance 3
- Jonglei Canal (South Sudan) 3
- Aquifers 2
- Aswan High Dam (Egypt) 2
- Bibliography 2
- Blue Nile River (Ethiopia and Sudan) 2
- History 2
- Migration 2
- Nasser, Lake (Egypt and Sudan) 2
- Refugees 2
- Reservoirs 2
- Rivers 2
- Sewage 2
- Sinai (Egypt) 2
- Sudan People's Liberation Army 2
- Wars 2
- Water consumption 2
