Application of extension theory in risk zoning of debris flow in Beijing |
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Authors: | BAI Liping WANG Yeyao SUN Jiali GONG Bin |
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Institution: | 1. College of Water Sciences, Beijing Normal University, Beijing 100875, China;Chinese Research Academy of Environmental Sciences, Beijing 100012, China 2. Chinese Research Academy of Environmental Sciences, Beijing 100012, China 3. Beijing Institute of Geology, Beijing 100011, China |
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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-warning and prediction of debris flow |
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Keywords: | debris flow risk zoning extension theory AHP GIS |
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