四川华蓥山地重力灾害类型及成因分析

TYPE AND CAUSES OF MOUNTAIN HAZARDS IN HUAYING REGION,SICHUAN PROVINCE

从华蓥山所处的地理位置出发,全面的介绍了华蓥山地区近些年来的重力灾害发生的情况,可以看到重力灾害在本地区的影响之大,已经成为了本地区主要的灾害类型。通过各方面的调查研究,采用科学分析和经验指导相结合的方法,分析了引起重力灾害发生的各种因素,并重点从地质因素、水体因素、人为因素等3方面分析了华蓥山地重力灾害发生的成因,总结了可以引起重力灾害发生的外因和内因,可以看到重力灾害不单是某一个因素导致,而是由于众多的因素相互的影响所导致的。采取各种措施来预防灾害的发生,减少灾害给人类的生产和生活带来的危害。

In this paper the geographical position of the Huaying Mountain is described, and the mountainous region gravity disasters occurring in the Huaying Mountain area in recent years are comprehensively introduced. It is noticeable that the influence of mountainous region gravity disasters is quite significant in this area , and it has already became the main type of disaster in local area. Through various aspects of investigations and researches, with the integration of scientific analyses and empirical experiences, the various factors which cause the mountainous region gravity disasters are analyzed, and the origin of Huaying mountainous region gravity disasters is analyzed mainly from the perspectives of geology, hydrology and human activities. The possible external factors and internal factors which induce the mountainous region gravity disasters are summarised. It is obvious that the mountainous region gravity disasters are not merely caused by one factor, but by the mutual influence of multiple factors. As a result, various kinds of measures should be taken to prevent the disasters and reduce the consequent influence to people＇s work and life.