///During Wenchuan earthquakes 2008, the earth’s surface deformation is enormous, the ecological environment destroys is gravely. This paper illustrated the essential characteristics of Qingniutuo River collapses, analyzed it’s forming mechanism and the threat coming into being, then at last brought forward the prevention and countermeasure in a manner appropriate to local conditions. Valuation and prevention and cure provided a set of entire technology train of thought to the geology disaster under adverse circumstances.