中国地质灾害总体特征与形势分析  

The general characteristics and situation analysis of geo-hazards in China

作　　者：曲雪妍[1] 李媛[1] 杨旭东[1] 房浩[1] 尹春荣[1] 

机构地区：[1]中国地质环境监测院,北京100081

出　　处：《中国地质灾害与防治学报》2016年第4期109-113,共5页The Chinese Journal of Geological Hazard and Control

摘　　要：我国地质灾害总体特征为灾害数量多、分布广、损失重,多发生在汛期的5~8月,地质灾害年内高发时段由南向北逐渐推移。滑坡崩塌泥石流高易发区主要分布在西南山地区、秦岭大巴山区和黄土高原等地区。近年来,极端气候事件增多、地震活跃等因素增加了地质灾害预警预报的难度,总体来看,未来5年,我国地质灾害仍将处于高发期,面临的防灾减灾形势更加严峻。The general characteristics of geo-hazards in China are quantity,wide distribution,great loss and concentrate mainly on the flood season May to August. Heavey risk of geo-hazards usually moves from south to north. Easy occurrence area of geo-hazards mainly distribute in southwest area,Qinling-Daba mountains and the loess plateau. In recent years,extreme weather events and earthquake frequently happened,which increase the difficulty of geo-hazards warning and forecast. Overall,the next five years,geo-hazards in China will still occur frequently,and the situation of disaster prevention and reduction is more serious.

关 键 词：地质灾害特征 地质灾害趋势 

分 类 号：P694[天文地球—地质学]