南四湖流域生态系统服务价值与景观生态风险时空演变及相关性分析

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中图分类号：X171.1 文献标识码：A DOI编码：10.3969/j.issn.1006—6500.2025.09.01

Abstract：Investigatingthespatio-temporal evolutionandcorelationbetween EcosystemService Value（ESV）andLandscapeEcologicalRisk（LER）providesabasisforunderstandinglandusepattesandoptimizing ecologicalsecurityprotectionstrategiesnthe studyarea.TakingtheNansiuLakeBasinasthesudyarea，thisresearchutilizedlandusedatafromfiveperiods （Ooo，5，2010， 2015，and202O） andadopteda3km ×3 km grid as the evaluation unit to assess the ecosystem service value and landscape ecological risk.Tespatiompralaratiosofthseincatoreeaalyd，ndaiaratepatialtocolationodelwasosctedto explorteirspatialcoelationandevolutionarycharacteristis.Theresultsinicatedtatfrom2OtoO2o，theESViteNasi LakeBasinshowedaninitialincreasefolowedbyadecrease，withaspatialdistributioncharacterzedbylowervaluesinthestand highervaluesitheast.TheoverallLERinthebasinchangesslightlymaintaininganaveragevaluearoundO.41.Medium-riskareasaccounted for the largest proportion，while high Π-Π riskareasexhibitedadecreasingtrend.Spatially，high Π-Π riskareasweremainly concentratedintheborderregionsofJining，ZaozuangandTaiancities.Apositivespatialautocorelationwasobservedbetween ESVandLER，withdominantclusteringpatersof"lowvalue-lowrisk"and"highvalue-ighrisk."The"lowvalue-lowrisk"areas wereprimarilydistributedinthewestempart，whereasthe"highvalue-highisk"zoneswereconcentratedintheeasterpart， demonstratingdistinctspatialdistrbutiocharacteristics.Inconclusion，asedoeesearchfindings，thisstudycanprovidesie tific references for enhancing the ecosystem service value in the Nansihu Lake Basin.

Keywords：osevae;dsaeoloicalsk;spatimpalai;saialtocelatio;siLkesin

生态系统服务（ES）是生态系统在支持人类生产生活和社会发展过程中所提供的物质产品及环境条件。（剩余16344字）