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Application of extension theory in risk zoning of debris flow in Beijing
Authors:BAI Liping    WANG Yeyao  SUN Jiali  GONG Bin College of Water Sciences  Beijing Normal University  Beijing  China Chinese Research Academy of Environmental Sciences  Beijing  China
Institution:[1]College of Water Sciences, Beijing Normal University, Beijing 100875, China [2]Chinese Research Academy of Environmental Sciences, Beijing 100012, China [3]Beijing Institute of Geology, Beijing 100011, China
Abstract:The occurrence of debris flow is affected by many factors.Risk zoning of debris flow plays a vital role in the early-warning and prediction of abrupt geological hazards,and exploration of new method is needed in the early-warning and prediction of geological hazards.The extension theory is a new method to solve contradiction matters.Based on extension theory,AHP and GIS,the risk zoning model of debris flow was established in this paper.The result of this research provides a new way in the risk zoning,early-...
Keywords:debris flow  risk zoning  extension theory  AHP  GIS  
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