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Donor
- Naff, Thomas 48
Topic
- Population 48
- Demography 37
- Economics 18
- Hydrology 18
- Politics and government 15
- Water quality 13
- Climate 12
- Groundwater 8
- Agriculture 7
- Health 6
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Publisher
- University of Toronto 5
- American Academy of Arts and Sciences 4
- American Association for the Advancement of Science 3
- Population Reference Bureau 3
- Unesco 3
- Associates for Middle East Research 1
- Environmental Change and Security Project 1
- Harvard Institute for International Development 1
- Health Development Information Project (Rām Allāh) 1
- Jordan Press Foundation 1
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Decade
- 1990-1999 48