The rivers, sea waves and wind are the natural agents that cause soil erosion. Why has the soil erosion increased?
A
The wind blows too fast
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B
Water levels have increased in the rivers
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C
Deforestation
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D
Shifting cultivation
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Solution
The correct options are C Deforestation D Shifting cultivation The main cause of soil erosion are: Deforestation, overgrazing, shifting cultivation, using top soil for making bricks and tiles. These cause the soil to become loose. Thus the top layer of soil flows away easily with the wind or rivers.