我国北方沙漠化灾害程度评价初探

ON THE DEGREE ASSESSMENT OF SANDY DESERTIFICATION HAZARD IN NORTH CHINA

本文根据制定的沙漠化灾害程度评价因子体系，建立了沙漠化灾害程度评价模型。对我国北方存在沙漠化灾害问题的２１２个县（旗、市）的沙漠化灾害程度进行了评价，并作出相应的程度区划。

This paper gave the degree assessment model of sandy desertification hazard on the basis of assessment criteria system of degree of sandy desertification hazard, calculated the index numbers of hazard degree of 212 counties which had this problem in North China,assessed their degrees of sandy desertification hazard,and regionalized the hazard degree finally.