1. to wash soil erosion The forest has been destroyed, there are trees, weeds, grass covered ground. When the rain fall rain water to the fertile soil erosion face, flowing with the water flow.
1. The erosion of soil. Forests destroyed to make no trees, grass, weed-covered ground. When rain water will erode the fertile soil to flow with the tides.
1. Soil erosion The forest was destroyed to make no trees, weeds, grass covered the ground. When it rains the water will scour the front of fertile soil to flow with the tide.