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14-1 How we use land.

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Presentation on theme: "14-1 How we use land."— Presentation transcript:

1 14-1 How we use land

2 Where did the land go? Between 1984 – 1992
84,000 hectares of farm, forest, and range converted into suburbs ~ 210,000 acres

3 Land Use Land cover – what you find on a patch of land
Depends on how the land is used: Forest Farm Parking lot

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5 Urban Land Urban – land that is covered mainly with buildings and roads 2,500 or more people with a governing body

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7 Rural Land Rural – contains relatively few people and large areas of open space Most land provides one or more resources that humans consume

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9 Where We Live Until 1850 most people lived in rural areas Farmers
Raised livestock Worked mines or mills Managed forests

10 Industrial Revolution
More machines = fewer people to operate farms and mills Better transportation People moved to cities for work Today most people live in urban areas

11 Urban-Rural Connection
People depend on resources produced in rural areas Water Soil Crops Trees Oxygen

12 Ecosystem services – resources that are produced by natural and artificial ecosystems

13 Supporting Urban Areas
Area of rural land needed to support one person depends on: Climate Standard of living Efficiency of resources

14 Developed country – 8 hectares
US – 12 hectares Germany – 6 hectares Developing countries – far less than 1


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