soil erosion
Post on 22-Feb-2016
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Soil ErosionWhat causes it?
How can we prevent it?
In which layer does soil erosion
occur?
Why do these cows need to stop eating?
Overgrazing
What in this picture might cause erosion?
Construction- removes vegetation and loosens
soil
What is happening to cause erosion?
Deforestation- removal of trees for
building or profit
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.
Erosion
Control
supplies
fences
tarps
netting
TERRACING
No-till farming- planting over the
previous crop
No-ti
ll fa
rmin
g co
n’t
Overgrazing
Soil Erosion
Construction
Deforestation
Poor farming techniques
Terracing
Cover Crop
No-till farming
Tarps, fences, and nets for
erosion control
Causes Preventions
All are caused by overuse or removing vegetation
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