In the comprehensive soil erosion control area in the Loess Plateau,a total of 15 million hectares of land have been treated -- 30 percent of the soil erosion area -- with over 300 million tons less silt flowing into the Yellow River every year.

• 黄土高原水土流失综合治理区已累计治理1500万公顷，使30%25的水土流失面积得到不同程度的治理，年输入黄河的泥沙减少3亿吨以上。