黄河流域河南段生态系统碳储量评估及其影响因素

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关键词：碳储量评估；时空分异格局；影响因素；黄河流域河南段

中图分类号：X171.1;TV882.1 文献标志码：A

doi：10.3969/j.issn.1000-1379.2026.01.004

引用格式：，梁帅，田世民，等.黄河流域河南段生态系统碳储量评估及其影响因素[J].人民黄河，2026，48（1）：21-25，32.

Ecosystem Carbon Storage Assessment and Influencing Factors in the Henan Section of the Yellow River Basin

JIA Jia ， LIANG Shuai  ， TIAN Shimin， CANG Bo ， CHEN Rongxu， JIANG Enhu， ZHANG Yang ⋅， ZHAI Xuejie  （1.HenanKeyLaboratoryofEcologicalEnvironmentProtectionandRestorationofYelowRiverBasin，Zhengzhou45ooo3，China; 2.Yellow River Institute of Hydraulic Research， Zhengzhou 450o03， China; 3.Jiaozuo Yellow River Bureau，Henan Yellow River Bureau，Jiaozuo 454OOO，China）

Abstract：Accuratelyassessgthecarbonstorageof theecosysteminteHenansectionoftheYellowRiverBasinisofgreatsigiicance forpromotinglow-carbonsustainabledevelopmentintheregionandachievingthe"dualcarbon"goals.Basedoncarbondensitysapling data，aspatialdensitydistributiondatasetofcarbondensityintheHenansectionoftheYelowRiverBasinwasconstructedCombinedith remotesensingdataonlanduse，systematicassessmentwasconductedofthecarbonstoragepatersandspatio-temporal evolutionlaws of theecosystemintheHenansectionoftheYelowRiverBasinfortheyears1980，1990，2000，2005，2010，2015，and2020.TheGeographicDetectorsutldtoexploretheifuenceofnaturaladsoccoomicfactorsoncarbonstorageTersultsidicatethathe average carbon storage in the Henan section of the Yellow River Basin over the past 4O years was 431.16×106 t，with a spatial distribution paternhowingaslightincreasefromeastowestandadecreasingtrendfromnortheasttosouthest，withhig-valueaglomeratioareas mainlydistributedinthdowstreamfloodplaiofteYelowRiver.BeforeOthecosstemcarbonstorageinthHenansectiofthe YellowRiverBasindecreased，folowedbyanincrease.ThecarbonstorageintheYellowRiverBasinfrom198Oto22Oshowedadownward trend. Between 1980 and 2020， 82.05% of the region in the Henan section of the Yellow River Basin maintained unchanged carbon storage， while 10.05% experienced a decrease and 7.90% an increase. Changes in land use type were the key drivers of dynamic changes incarbonstorageintisegion，specllyecotiuousexpansionofonstructiolandandencroachmentofalandandaland， which were themainreasonsforthesignificantdeclineincarbonstorage.Altitudeandtemperaturelsohadacertainimpactonchagesin carbon storage.

Keywords：carosesnt；satialpoaldireiopateueigfctoanctiooftYelvesin

0 引言

森林过度砍伐、化石燃料大量燃烧以及不合理的土地开发布局造成的高碳排放，打破了原有生态系统的碳收支平衡，对陆地生态系统的碳循环和社会经济的高质量发展造成严重威胁和冲击。（剩余8349字）