Question

what are the various technique used of preventing soil erosion?

Answer 1

Here are the preventions for soil erosion

Answer 2

The various techniques of preventing soil erosion are-

• Contour farming on gentle slopes when crops are grown under the slopes.
• Terracing or steps could be made on steeper slopes as these retain water and control run-off.
• Afforestation by planting trees. They also act as windbreakers.
• Mulching - by covering bare ground between plants with layers of straw helps in retaining soil moisture.
• Rock dams - rocks are piled along steeps slopes to slow down the flow of water it prevents soil loss and formation of gullies.

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