5.12汶川地震引发了大量的崩塌滑坡地质灾害,严重威胁着地震灾区人民群众的生命财产安全。据初步调查统计,四川、甘肃和陕西等省地震区84个县(市、区)发现重大地质灾害点8439处,威胁1093667人的生命安全。地震区地质灾害类型以滑坡为主,其次为崩塌和泥石流。地质灾害主要分布在四川省,其次是甘肃省,陕西省相对较少。地质灾害规模以小型为主,其次为中型、大型,巨型较少。 5.12 Wenchuan earthquake triggered a large number of landslide geological disasters, a serious threat to people’s lives and property in the earthquake-stricken area. According to the preliminary investigation and statistics, 8439 major geological disasters were found in 84 counties (cities and districts) in Sichuan, Gansu and Shaanxi provinces, threatening the lives of 1,096,667 people. The types of geological disasters in the earthquake zone are landslide, followed by the collapse and debris flow. Geological disasters are mainly distributed in Sichuan Province, followed by Gansu Province, Shaanxi Province is relatively small. The scale of geological disasters is mainly small, followed by medium, large and less giant.