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What causes it? How can we prevent it?

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Presentation on theme: "What causes it? How can we prevent it?"— Presentation transcript:

1 What causes it? How can we prevent it?
Soil Erosion What causes it? How can we prevent it?

2 In which layer does soil erosion occur?
Name the horizon and give one characteristic of each. In which layer does soil erosion occur?

3 Why do these cows need to stop eating?
Overgrazing

4 What in this picture might cause erosion?
Construction- removes vegetation and loosens soil

5 What is happening to cause erosion?
Deforestation- removal of trees for building or profit

6 How could this cause soil erosion?
Plowing and other farming techniques leave soil loose and vulnerable to wind, water, and gravity. Continuing to plant the same kind of crop in the same place can be deplete the nutrients in the soil.

7 Erosion Control supplies
netting Erosion Control supplies fences tarps

8 Terracing

9 planting over the previous crop
No-till farming- planting over the previous crop

10 No-till farming con’t

11 Causes Preventions Overgrazing Terracing Construction
Tarps, fences, and nets for erosion control Soil Erosion Deforestation Cover Crop Poor farming techniques No-till farming All are caused by overuse or removing vegetation


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