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Topic
- Economics 30
- Aquifers 25
- Recycling 25
- Water reuse 24
- Demography 23
- Water consumption 23
- Negotiation 5
- International regimes 3
- Resource allocation 3
- Groundwater 2
- Hydrology 2
- Peace 2
- Saline water conversion 2
- Water diversion 2
- Armed Forces 1
- Bureaucracy 1
- Finance 1
- Hydrogeology 1
- Imports 1
- Industries 1
