河西走廊绿洲区沙尘暴灾害的发生及其防治

甘肃省河西走廊绿洲地区是严重受荒漠化威胁的地区，而沙尘暴在该区的发生强烈地影响了当地人民的日常生活和社会经济的发展。尽管河西地区的沙尘暴和当地的自然因素息息相关，但人类的活动加剧了现代沙漠化的发展进程。恶劣的自然条件，如持续干旱、大风天气、丰富的沙源、植被稀疏、滥用水、土地以及植物资源等，导致了河西绿州区沙尘暴的频频发生。从沙尘暴的发生和发展的原因予以分析，最后提出了切实可行的防治措施。

Causes and controlling measurement of sand storm in oasis area of Hexi Corridor

Oasis in Hexi Corridor of Gansu Province is one of the most seriously decertified area in China. Sand storm hazard in Hexi Region has greatly influenced on people's daily life and the development of local socio-economy.Though the sand storm in Hexi Corridor comes into being for some natural reasons,human factors are leading of the modern desertification. The poor natural condition such as durative drought,strong wind and rich sand sources and sparse vegetation,and irrational use of water,land and plant resources are major causes for leading to sand storm in Hexi Region. The reasons of sand storm were analyzed in this article. At last,some measures for combating sand storm was put forward.;