英语翻译POLLUTION-THEHAZARDOUSJOURNEYOneparticularissueinmanagingdrainagenasimsiscontrollingpollution.Pollutionhasmanycasesandmaycomefromasingle'point'source(e.g.onefactory),fromanarea(e.g.anindustrialzone),orawhole

　　英语翻译

　　POLLUTION-THEHAZARDOUSJOURNEYOneparticularissueinmanagingdrainagenasimsiscontrollingpollution.Pollutionhasmanycasesandmaycomefromasingle'point'source(e.g.onefactory),fromanarea(e.g.anindustrialzone),orawholeregion.Theproductmaybeagas(e.g.carbondioxide),aparticulate(e.g.smoke),ordissolvedinwater(e.g.nitrates).Thesepollutionproductstravelalongpathways,includingtheatmosphere,streamsorthoughthesoil,tosinkssuchasseas.groundwater,lakesandsoil.Heretheymaybuilduptoreachdangerouslevelsofconcentration,enteringfoodchainsthatpassthecontaminantsfromplantstohumans.Thinkofthewholeprocessasahazardousjourneyendingindisaster!Soshouldwecleanupthemessatthecrashsite,interceptthetravellersbentondestruction,orstopthemfromleavinghomeinthefirstplace?Dowepasslawsbanningtheseactivities,jailthosewhoareresponsible,orappealtotheirwishtosurvive/