Limit your search
Donor
- Naff, Thomas 8
Topic
- Aquifers 8
- Groundwater 8
- Agriculture 3
- Irrigation 3
- Watersheds 3
- Hydrogeology 2
- Hydrology 2
- Sandstone 2
- Brackish waters 1
- Bureaucracy 1
- more »
Region
- Sudan 8
- Egypt 5
- Ethiopia 2
- South Sudan 2
- Israel 1
- Palestine >> Middle East >> Earth 1