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1. |
Wind erosion is one of the key causes of desertification and occurs when soil is left bare or vegetation. State the major cause of wind erosion in arid and semi-arid lands where this problem is most severe. |
A. | Cleaning of land for agriculture |
B. | Deforestation |
C. | Overgrazing by livestock |
D. | Forest fires |
Answer» B. Deforestation | |