1985一2020年云南省国家级自然保护区土地利用变化分析

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关键词自然保护区；土地利用；生物多样性；土地利用转移；生态用地

中图分类号F301.2文献标识码A

文章编号 0517-6611（2025）23-0061-06

doi：10.3969/j. issn. 0517-6611. 2025.23. 014

开放科学（资源服务）标识码（OSID）：

lysis of Land Use Changes in National NatureReserves in Yunnan Province from 1985 to 202

[U Cheng（Scholof EnvironmentalandChemical Engineering，Kunming Metallurgy Collge，Kunming，Yunnan ）

AbstractBasedonlandusedata witharesolutionof3Ometersin Yunnan Provincefrom1985to2O2O，using methodssuchaslanduse transfermatrix，theurentsituationyamichanges，ndlanduserasferofatioalnatueresesinYunnanProviceealyd frombothtimeandspaepespectives.TeresultsshowthatinOO，telandusetypesofatioalnatureresevesinYunnanProvinceere mainly forests and grassands，，followedby cultivated land，with a relatively high proportion of ecological land （96.3% ），reflecting the importantpositionofturereseesinolicalevioentprotetioadmaintaiingiodivesityinYuanPrviceFro98t，te forestareaofYuanProvincesnatioalnaturerseresicreasdtheost，dicatingthatunanProvince’satioalnaturereseshave achievedcertainologicalprotectioesults.eicaseinrablelndeaisscodaryutthtrasfeedablendainlosfrom ecologicallandschafrests，ands，andsubs，hichilldueteectivensofologicalprotetioniatureeead shouldbegivenatetioeiportatologicallandinYuanrovie’satioalnaturerseesicesdbydhe taresin1850spcieyddeas00tarsiscatesthattholcapr tioefectivenssofYuanProvie'satioalnaturereseesasgdin98ooavergeinndorin0. From985totheproporiofologicallandineaofatureeesiceasediiicanlyzeackckda hanbao，Cangan，Wenshaderaturesees，ithodoogicalprotectios.oweve，enatualrseesshsais han，Yuanjiang，Nangunhe，and Nabanhe showed a significant decrease，with poor ecological protectioneffects.

KeyWordsNature reserves;Land use;Biodiversity;Land use transfer;Ecological land

土地利用/覆被变化（land use/coverchange，LUCC）一方面再现了地球表层景观的时空动态过程，另一方面也客观记录了人类活动对地球表层的改造历程，它不仅是揭示人类活动与自然环境相互作用机理的有效途径[1]，还是反映人类活动对陆地表层系统作用的重要因素，被认为是导致全球生态环境变化的主要决定因素之一，对生态系统、全球生物地球化学循环、气候变化和生物多样性等产生重大影响[2-4]。（剩余11951字）