2000一2020年中國林地變化時空特征及驅(qū)動力分析
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Spatiotemporal Characteristics and Driving Forces of Woodland Changes in China During 2000-2020
CHENG Peng，WUNan，ZHANG Liu（Anhui Provincial Academy of Eco-Environmental Science Research，Hefei，Anhui 230061） AbstractIntotetofliatehangfestdisnporatompontofeatioalologialuityateRaltde standingandmasteingitssatiotepoaldaccaractestaprodtisisfmproinglateoiosdge goalof“carbonpeakandcarbonneurlity”inChina.Thisarticleprovidesaompreensiveanalysisoftespatiotemporalprocsofforest landchangesinCinafrootsupporedbyintegatotecholIevals tehaacteristsofforstlandeagsd spatialpattemevolutioiCinaoverthepast2years，andbasedonthisaalysteainpolicyandcoomicdrivingfactostffect forestlanditribuoandareahangeshesultssowedthatfro2OtoOthesatiotemporalchangesoffrestlandinCinawere stable，with a net increase of in forest land area，directly manifested as an increase in shrub and other forest land areas；between 2010 and 2O2O，the net increase in forest land area was ，and the implementation of forest land protection，returning farmlandtoforests，ndforestatioandgreengprojetsadsigiiantectsCina’sforstlandisinageofigualitdeelo ment.Thespatialdistrbutioncharacteristicsofdynamicchangesofrestlandareaacrossthecoutryareobvious.hefmingpastorale tonenthesoutheastedgeoftheInerMongolianPlateauandtenorthoftheLosPlateundteaorestationefectintecralnd westenregionsareprominentndtforestlandreahasexpandedsignifcantlyteicreaseinforestandinteXing’anMoutainsad ChangbaiMountainsinortastCinaisalsouitepromientThephenomenonofurbanandruralindustrialandminingresidetiallandexpansionncroachingonforestlndislsoveryprominentinteBeijingTanjinHebei，YangtzeRiverDelta，PearlRiverDeltandeu roundingareasoflargecitiesandthelaterperiod（2010-20）ismoreobviousthantheearlierperiod（20-2010）Since200theimplementatiooffrestyologalegieinghasentheaieasofrtesigificantincraseinforestlandraincentralndweste China，whiledforestatoandubaexpsiocroaednbyoniiterestsineareasaretaasosfortductio of forest land in certain areas.
KeywordsChina；Woodland；Spatiotemporal characteristics；Driving forces
森林生態(tài)系統(tǒng)是最重要的陸地生態(tài)系統(tǒng)之一，在改善生態(tài)環(huán)境，固定碳儲量[1-3]，維護(hù)生物多樣性，減緩水土流失，防風(fēng)固沙等生態(tài)安全格局保護(hù)中發(fā)揮著積極作用[4]。（剩余8619字）