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Subject
- Agriculture3
- Boundaries3
- Ecological zones[remove]3
- Environment3
- Farming3
- Farmland[remove]3
- Land use, Rural[remove]3
- Biology and Ecology2
- Grazing2
- Bodies of water1
- Cities and towns1
- Forests and forestry1
- Habitat (Ecology)1
- Inland Waters1
- Lakes1
- Land use, Urban1
- Metropolitan areas1
- Ponds1
- Riparian areas1
- Rivers1