Causes and Comprehensive Control Measures of Desertification in Hunshandake Sand Land

Hunshandake sand land is one of the four main sand land and one of places which are sensitive to the change of climate and human activity impact. After1960's,Hunshandake sand land has seversly desertified, which has not only deteriorated the local eco-environment, restricted the development of territorial economy, but also become into one of the main source of sand and dust in Jingjin region, threatened ecological security, people's production and life around Jingjin and north China more and more. Based on the collecting of material and on-the-spot investigation, the paper analyzes the causes of desertification of Hunshandake sand land,and puts forward appropriate rudimental measures to control desertification.