第48卷第2期2023年2月环境科学与管理ENVIRONMENTALSCIENCEANDMANAGEMENTVol.48No.2Feb.2023收稿日期:2023-02-13作者简介:刘延莉(1984-),女,硕士,工程师,研究方向:农业气象及应用气象。文章编号:1674-6139(2023)02-0081-05基于GIS的农业气象环境污染扩散浓度特征研究刘延莉(西安市灞桥区气象局,陕西西安710000)摘要:基于GIS分析某城市农业气象环境污染扩散浓度特征。选取该城市中的12个环境污染监测站,获取站点监测数据作为研究中的污染监测数据。通过分析污染监测数据获取研究中的点源污染数据。通过SPSS软件对几种污染物实施相关性分析,构建该城市的农业气象环境大气污染扩散模型。以GIS平台为平台,以气体扩散模型为基础,紧密集成该城市污染物气体扩散模型与GIS,分析该城市污染物的扩散浓度特征。当日该城市农业气象环境中NO2污染、SO2污染比较严重,颗粒物污染比较严重,大直径颗粒物的污染较重。关键词:GIS;农业气象;环境污染扩散;地面反射系数;浓度特征中图分类号:X26文献标志码:AAnalysisofConcentrationCharacteristicsofAgriculturalMeteorologicalEnvironmentalPollutionDiffusionBasedonGISLiuYanli(MeteorologicalBureauinBaqiaoDistrictinXi’an,Xi’an710000,China)Abstract:BasedonGISanalysisofurbanagrometeorologicalenvironmentalpollutiondiffusionconcentrationcharacteristics,twelveenvironmentalpollutionmonitoringstationsinthecitywereselectedtoobtainthemonitoringdataofthestationsasthepollu-tionmonitoringdatainthestudy.Thepointsourcepollutiondatainthestudywasobtainedbyanalyzingpollutionmonitoringdata.ThecorrelationanalysisofseveralpollutantswascarriedoutbySPSSsoftware,andtheatmosphericpollutiondiffusionmodelofagri-culturalmeteorologicalenvironmentinthecitywasconstructed.WithGISastheplatformandgasdiffusionmodelasthebasis,thispapercloselyintegratesthegasdiffusionmodelandGISofpollutantsinthecitytoanalyzethecharacteristicsofpollutantdiffusionconcentrationinthecity.NO2pollution,SO2pollution,particulatepollutionandlarge-diameterparticulatepollutionwereseriousintheagriculturalmeteorologicalenvironmentofthecityonthatday.Keywords:GIS;agriculturalmeteorology;environmentalpollutiondiffusion;groundreflectioncoefficient;conce...