摘要
在充分梳理相关资料的基础上,分连续多年冻土区、不连续多年冻土区、岛状多年冻土区3种类型分析了大小兴安岭多年冻土的分布特征;然后从气候、地貌、植被、地质、人为活动5个方面归纳出该区多年冻土的保存条件;最后结合实例对大小兴安岭多年冻土灾害的表现形式、形成原因以及防治对策进行了阐释和论述。
The paper analysis the distribution characteristic of Xing＇an permafrost based on the sub-continuous permafrost zone,discontinuous permafrost zone,island permafrost zone three types,by sorting out relevant information,and sum up the the preservation of permafrost conditions from the climate,topography,vegetation,geology,human activities five aspects;the manifestations of permafrost disasters,forming causes and countermeasures were explained and discussed by the example of the Xing＇an.
出处
《黑龙江水专学报》
2009年第4期100-104,共5页
Journal of Heilongjiang Hydraulic Engineering College
关键词
多年冻土
灾害
分布特征
防治措施
大小兴安岭
permafrost
disaster
distribution characteristic
measures of the prevention and control
Da and Xiao Xing＇an Mountains
