西南喀斯特地区植被覆盖度时空变化特征及其驱动因子分析

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Analysis of Spatial and Temporal Change Characteristics in Vegetation Coverage and ItsDriving Factors inSouthwest Karst Region ZHANGYa-pig1，XIAZegu，S-betal（1.DpartmentofgroomicEgineeing，GuzouVocatioalClgeoflur， Qingzhen，uizou5514；2.Guzou Geologandining113GeologicalEngieeringo，Ld.upansuiGuizho5530；3.Go Forestry Reconnaissance and Design Co.，Ltd.，Guiyang，Guizhou ）

AbstractUsingVI，recipiationemperatureandusneata，espatiotemporaldistrbutionateofegetatiocoerageinte SouthwestKastfrotsldhoghlngesoedndtgintrdalduale rivativesadothetodsTecontribtiosofliaticfactorsandhumanatititohangesinvegetationcoveragewerequantid，and thedrivingfactorswereexplord.TeresultshowedtatvegeationcoverageinteSouthestKarstregionehibitedadistictspatialpate， withhigheroverageeouthdotiousasompadtoeodaingio.Fotegeatiooerge demonstratedafatiguardtrnditigoerageareasireasingfr196lot.48illosareiloeeepansionof188OsquareilometersTmperatureasientfdasthepriaydriverofvgetationcoveraggrowth，sowigasrogela tion of 65.67% ：

Key wordsVegetation cover；Spatial and temporal change characteristic ；Driving factor；Southwest Karst region

全球环境变化背景下，植被覆盖度作为表征生态系统健康的核心指标，其动态监测与驱动机制解析已成为区域可持续发展研究的重要议题[1]。（剩余13996字）