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GIS的梁子湖流域景观格局及其动态变化研究的开题报告.docx

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基于RS/GIS的梁子湖流域景观格局及其动态变化研究的开题报告 Title: StudyonLandscapePatternanditsDynamicChangesinLiangziLakeBasinbasedonRS/GIS Introduction: LiangziLakeBasinisanimportantagriculturalareaandasignificantecologicalbarrierinHubeiProvince.Withthedevelopmentofsocialeconomy,itslandscapepatternhasundergonegreatchanges.ThestudyonthedynamicchangesandecologicaleffectsoflandscapepatterninLiangziLakeBasinhasimportanttheoreticalandpracticalsignificance.Remotesensing(RS)andgeographicinformationsystem(GIS)technologyhavebeenwidelyusedintheresearchoflandscapepatternanddynamicchange.ThisstudywilluseRSandGIStechnologytoanalyzethelandscapepatternanditsdynamicchangesinLiangziLakeBasin,inordertoprovideatheoreticalbasisandscientificdatafortheecologicalconservationandsustainabledevelopmentofthebasin. ResearchObjectives: 1.Toextractthelandusedataofthestudyareabyusingremotesensingimages; 2.Toanalyzethelandscapepatternofdifferentperiodsandareasinthebasin; 3.Tostudythedynamicchangesoflandscapepatterninthebasininrecentyears; 4.Toanalyzetheecologicaleffectsofthelandscapepatternchangeinthebasin. ResearchMethods: 1.Useremotesensingimagestoextractthelandusedataofthestudyarea,andobtainthevegetationindex(NDVI)data; 2.UseGIStechnologytoanalyzethelandscapepatternofdifferentperiodsandareasinthebasin,andextractlandscapeindicessuchaslandscapediversity,fragmentationandconnectivity; 3.Uselandscapetransfermethodstoanalyzethedynamicchangesoflandscapepatterninthebasininrecentyears,andusestatisticalmethodstoquantifythechangetrend; 4.Useecologicalindexmethodtoanalyzetheecologicaleffectsoflandscapepatternchangeinthebasin. ExpectedResults: 1.Obtainthelandusedataandvegetationindexdataofthestudyarea; 2.Analyzethelandscapepatternofdifferentperiodsandareasinthebasin,andextractlandscapeindicessuchaslandscapediversity,fragmentationandconnectivity; 3.Analyzethedynamicchangesoflandscapepatterninthebasininrecentyears,andquantifythechangetrend; 4.Analyzetheecologicaleffectsoflandscapepatternchangeinthebasin. ResearchSignificance: 1.Prov