Limit your search
Donor
- Naff, Thomas 603
- Kolars, John F. 11
Topic
- Water quality 641
- Hydrology 165
- Groundwater 159
- Technology 154
- Irrigation 132
- Contamination of environment 124
- Agriculture 114
- Economics 101
- Sewage 88
- Politics and government 76
- more »
Rights
- In Copyright 641
Publisher
- United States. Joint Publications Research Service 50
- World Bank 27
- Middle East Economic Digest Ltd. 19
- Associates for Middle East Research 16
- Maktab al-Dirāsāt al-Lubnānīyah wa-al-ʻArabīyah 16
- Unesco 14
- United Nations 14
- Food and Agriculture Organization of the United Nations 12
- Jordan Press Foundation 9
- Geological Survey (U.S.) 8
- more »
Type
- Text 640
- Moving Image 1