【内容摘要】:由于人们对工业高度发达的负面影响预料不够,预防不利,导致了全球性的三大危机:资源短缺、环境污染、生态破坏
人类不断的向环境排放污染物质
但由于大气、水、土壤等的扩散、稀释、氧化还原、生物降解等的作用
污染物质的浓度和毒性会自然降低,这种现象叫做环境自净
如果排放的物质超过了环境的自净能力,环境质量就会发生不良变化,危害人类健康和生存,这就发生了环境污染
【关键词】:环境污染、酸雨、温室效应、臭氧层空洞、光化学污染【ABSTRACT】duetothepeopletothenegativeeffectsofhighlydevelopedindustry,preventadverse,notexpectedthethreecrisisledtoaglobalshortageofresources,environmentpollutionandecologicaldestructiontoenvironment
Humanconstantemissionpollutionsubstances
Butbecausetheatmosphere,water,soil,andthediffusion,diluteoxidationandreduction,biologicaldegradationfunction
Pollutantconcentrationandtoxicitywillnaturallydecreases,thephenomenoniscalledenvironmentsincenet
Ifemissionsthantheenvironmentofmaterial,theenvironmentalqualityself-purificationwouldhappen,adversechangeisharmfultohumanhealthandsurvival