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ID:55468174
大小:1.68 MB
页数:10页
时间:2020-05-16
《土地污染英文版.ppt》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、SoilpollutionDefinitionSoilpollutionreferstothephenomenonthatharmfulandtoxicsubstancescausedbyhumanactivitiesenterintothesoil,andwhenaccumulatedtoacertaindegree,morethanself-purificationcapacityofthesoilitself,itwillgiverisetochangesinsoilpropertiesand
2、quality,whichimpactsandthreatenscropsandhuman’sbody.Agriculture(pesticide,fertilizer)Domesticpollution(garbage,feces)Industry(residue,exhaust,effluent)Transportation(heavymetals)ClassificationPearorchardinTaiyuanproduced“cancer”"RubbishMountain"Damage1
3、.Human’sHealth(foodchain)ToxicsubstancesSoilAnimals&PlantsHuman2.EnvironmentDeteriorationofsoilproperties/Vegetationtoreduce/Decreasingbiodiversity/Waterbodypollution/radioactivity3.EconomiclossesSoilrepair/CropyieldsdownNow!Measures1.Strengthentothema
4、nagementofindustrialwastegas,wastewater,wasteresidueandcomprehensiveutilization,preventanywasteemissionscontainingavarietyofpollutantsintothesoil.2.Usepesticidesandfertilizersreasonably,andactivelydevelophighefficiency,lowtoxicityandlowresidueofpestici
5、des3.Disposefeces,garbageandsewageinnocuously.4.Promotesewageirrigationcarefully.Monitorandcontrolwaterusedtoirrigatefieldsstrictly.TheearthisthemotherofallthingsLandisthesourceofallthingsTreatitwell,please!
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