What causes it? How can we prevent it? Soil Erosion What causes it? How can we prevent it?
In which layer does soil erosion occur? Name the horizon and give one characteristic of each. 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 netting Erosion Control supplies fences tarps
Terracing
planting over the previous crop No-till farming- planting over the previous crop
No-till farming con’t
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