基于激光雷达的林区森林碳汇量监测方法研究

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文章编号：1674-6139（2026）04-0100-05

中图分类号：X830.2文献标志码：B

Monitoring Method of Forest Carbon Sequestration in Forest Areas Based on Lidar

LiWei

（Qingyang Forestry Seedling Management Station，Qingyang 745ooo，China）

Abstract：ThisstudyproposesaLiDAR-basedmethodformonitoringforestcarbonsinksinforestedareastoachieveaccurateestimationanddyamiconitongofforestcarbosoragendtoprovideientificasisforteeasurementessmentndaag mentofforestcarbonsinks.LiDARdatawerecollctedusing theRieglLMS-Q56O system.Pointclouddata weresegmentedusingan adaptivetriangularalgoritm，hiletreediameteratbreastheight（DBH）andtreeheightwerecalculatedusingcylindricalfitingmet od.Forestcarbonsinktotalswerethenderivedbasedoncarboncontentratesadindividualtreebiomass.Extensivefeldmoitoingand analysisntheudyearevealedaterageandgeanopylosure，domnantreeaverageBoilharacteristics，oed precipitationarekeyfactorsinfuencingforestcarbonsinks.Naturalforestseibitedsignificantlyhighercarbonsinkcapacitisthanplantations.Aditionallyarmature，mature，ndoermatureforestsaccountedforthemajoityofcarbonsequestrationieforest ecosystem，withoak，hard broadleaf，andsoft broadleaf species contributing the highest carbon sink amounts.

Keywords：Lidar；forest areasand forests；carbon sink quantity；cylindrical fiting method

前言

现阶段，精确监测和评估林区森林碳汇量已成为社会广泛关注的焦点，其关乎理解全球碳循环、制定气候应对策略及衡量各国减排承诺。（剩余4201字）