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Subject
- Agriculture[remove]27
- Farming25
- Land use15
- Urbanization15
- Environment10
- Land use, Rural9
- Boundaries6
- Ecological zones5
- Farmland4
- Grazing4
- Land use, Urban4
- Wildland-urban interface4
- Biology and Ecology3
- Cities and towns3
- Inland Waters3
- Metropolitan areas3
- Watersheds3
- Forests and forestry2
- Geoscientific Information2
- Open spaces2