Risk Analysis of Drought Disaster in Wuwei City
LIU Jun-yan;DUAN Yun-feng;WANG Zuo-cheng;Environmental Information Center of Gansu Province;Tianzhu Meteorological Bureau;
The observation data of meteorological stations in Wuwei City from 1951 to 2010 was selected,and the drought level risk value of each county was calculated by using the risk assessment method based on information diffuse theory. The results showed that the maximum probability of drought occurrence was in Liangzhou,followed by Minqin and Gulang,the minimum probability of drought occurrence was in Tianzhu.Liangzhou is the main area to control drought because it is the primary origin of agriculture products of Wuwei City.
【CateGory Index】： P426.616