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Chapter 14-1 How We Use Land

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Presentation on theme: "Chapter 14-1 How We Use Land"— Presentation transcript:

1 Chapter 14-1 How We Use Land
3/08

2 Where does our food come from?

3 Land Use Land use is what we do with a piece of land
Land cover is what you find on a patch of land There are different uses for each cover type

4 Rangeland

5 Forest Land

6 Cropland

7 Parks and Preserves

8 Wetlands, Mountains, Deserts etc..

9 Urban Land

10

11 Where we Live Habitation patterns changed with the Industrial Revolution

12 Until 1850 Most people in the US lived in rural areas

13 Machinery and Fossil fuels resulted in fewer people being needed to raise food
Movement from rural to urban is now happening in developing countries

14

15 Ecosystem Services Resources produced by natural or artificial ecosystems

16 Clean Drinking Water

17 Fertile Soil

18 Farmland

19 Trees for wood, paper, oxygen

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21 How much rural land do we need?
Developed Country requires about 8 hectares (20 acres) In US this figure is 12 hectares (30 acres)

22 Is it a good idea to replace valley farmland with houses?


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