Subject
- Agriculture52
- Farming[remove]52
- Land use47
- Urbanization47
- Boundaries5
- Environment5
- Ecological zones4
- Land use, Rural4
- Farmland3
- Grazing3
- Biology and Ecology2
- Administrative and political divisions1
- Bodies of water1
- California. California Land Conservation Act of 19651
- Cities and towns1
- Conservation of natural resources1
- Environmental law1
- Forests and forestry1
- Habitat (Ecology)1
- Inland Waters1