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الإتاحة
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المؤلفين
- Atampugre, Nicholas
- Bucknall, Julia
- Cain, Nicholas L.
- Clarke, Robin
- Clarke, Robin T.
- Critchley, Will
- Gleick, Peter H,
- Guthrie, Nicholas
- Handley, Chris D,
- Jehl, Douglas
- King, Jannet
- Liniger, Hanspeter
- Mahdi, Kamil A.
- Mandoos, Abdullah Al
- McDonald, Bernadette
- Pearce, Fred
- Postel, Sandra
- Simon, Paul
- Tuijl, Willem van
- United Nations. Econ...
- أظهر المزيد
- عرض أقل
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أنواع المادة
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مواقع
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السلاسل
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أماكن
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مواضيع
- Conservation of natu...
- Groundwater
- Irrigation efficienc...
- Overpopulation - Env...
- Sustainable developm...
- Synoptic climatology
- Water
- Water conservation
- Water conservation -...
- Water conservation -...
- Water consumption
- Water resource manag...
- Water resources deve...
- Water use
- Water-supply
- Water-supply - Manag...
- Water-supply, Agricu...
- أظهر المزيد
- عرض أقل