煤层气开采区生态承载力评价分析

《煤层气开采区生态承载力评价分析》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、万方数据太原理工大学硕士研究生学位论文systemofresourcesandenvironmentcarryingcapacity,ThecomprehensiveevaluationmethodastheevaluationmethodofecologicalcarryingcapacityinCBMminingarea，fist，evaluatingtheecosystemsupportforce，thenevaluatingtheecosystemstress，finallyevaluatingtheecosystemcapacitypressure，whichistherati

2、oofecosystempressureandsupportforce，tothecomprehensiveevaluationoftheregionalecologicalcarryingcapacitystatus．Accordingtotherequirementsoftheevaluationmodel，thestandardizationofindexusesthemethodofrangenormality,andmakingthereferencestandardofthestandardizationofindex，usingtheanalytichierarchypro

3、cesstodeterminetheweightvalueofeachindex．TakingCBMmininginZhengZhuangblockofQinshuibasinforanexampletoevaluatetheregionalecologicalcarryingcapacity．TheevaluationresultsisthattheregionalecosystemelasticforceisO．49，belongingtomediumstability,theresourcesandenvironmentcarryingcapabilityisO．51，belong

4、ingtomediumcarryingcapability,theecosystemsupportforceis0．5，belongingtomediumsupportforce，theecologicalstressisO．42，belongingtomediumlevel，ecosystemcapacitypressureisO．84，belongingtolowload．Asaresultofthecorrespondingenvironmentalpreventionandtreatmentmeasures，regionalexploitationofCBMsmallerimpa

5、ctontheecologicalenvironment．Atpresent，theregionalecologicalsystemcanbringtobearthepressureofsocialeconomicdevelopment，butithasbeenclosetothebalancestateofsupport万方数据太原理工大学硕士研究生学位论文forceandpressure，ecosystemwithsmallercarryingspaceinfuture，weneedtobeevenmorecarefuleverywhere．KEYWORDS：CBMmining，ec

6、ologicalenvironmentalimpact，ecologicalcarryingcapacity，theevaluationindexsystemV万方数据太原理工大学硕士研究生学位论文万方数据太原理工大学硕士研究生学位论文目录第一章绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．11．1研究的背景及意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1．1研究的背景⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1．2研究的意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．2国内外生态承载力研究现状综述⋯⋯⋯⋯⋯⋯⋯⋯

7、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．21．2．1国外生态承载力研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．21．2．2国内生态承载力研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．31．3研究的内容⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．51．4研究的技术路线⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．6第二章区域生态承载力研究的理论基础⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一92．1可持续发展基本理论⋯⋯⋯⋯