The erosion of the soil. The forest has been destroyed, there are no trees, grasses, weeds cover the soil. When it rains, the rain water erosion on soil fertility, water flow to the flow.
The erosion of soil. Forests destroyed, no trees, weeds, grass-covered ground. When it rains, the rain will erode soil fertility to flow with the tides.
The soil erosion The forest was destroyed to make no trees, weeds, grass covered land, when it rains, rain is eroded soil fertile to flow with the tide.