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The Assessment Of Eco-environment Fragile Degrce In Typical Karst Counties Of Guizhou Province

Posted on:2002-08-28Degree:MasterType:Thesis
Country:ChinaCandidate:Y R WangFull Text:PDF
GTID:2121360032457188Subject:Physical geography
Abstract/Summary:PDF Full Text Request
The eco-environmental degradation has attracted more and moreattention in China. It is becoming a challenge for scientists to findeffective and synthetical measures to tackle the eco--environrnentproblems. The karst area of Southwest China is one of the eco-environmental fragile areas in China, While Guizhou province's landformis one of the most typical karst landforms. The fragile karst environmentis undergoing a vicious circle under the pressure of groWth and economicdevelopment which has had serious affect on the bolementation of thesustainable develoPment strategy in this area. Based on the analysis of themain eco-environmental problems in the karst area, this paPer selectsnineteen indexes under five categories and assesses the fragile degree ofthe eco-environment in forty-six tyPical karst counies of Guizhouprovince by means of fuzzy synthetical judgement. At last, this articleputs forward some counermeasures to environmelltul managemeflt forthis area and states that regaining its forest and renovating the land as awhole are the main ways to the eco-environmeflt reconstructon in thekarst area.
Keywords/Search Tags:Karst, eco-environment, fragile degree, fuzzy synthetical judgement, quantitative assessment
PDF Full Text Request
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