The inten-sive erosion center of the Loess Plateau is located in the interlocked region of water and wind erosion which is the main source of coarse sediment of the Yellow River with poor ecological environment and frequent natural disasters.

• 黄土高原的强烈侵蚀中心出现在水蚀风蚀交错区，该区为黄河粗泥沙的主要来源区，生态环境脆弱，自然灾害频繁。