Kongduis(small river formed by ice flowing), Kubuqi Desert and the adjacent zone are an area where the soil and water lose most seriously in Loess Plateau.

• 提出黄河宁蒙段的十大孔兑、库布齐沙漠及毗邻的砒砂岩地区是黄土高原水土流失最严重的地区。