CityPollutionCausedByTraffic 　　Asweknow,theenviromentoftheearthisgettingmuchworse.Ithinktrafficisabigsourceofpollutionincities. 　　Wemustunderstandwherethetrafficpollutioncomesifwewanttoimprovethequalityoftheair.Maybetherearesomeexampleswhichcouldexplantheidea.Forexample,theexhaustgascausingairpollutionisoneofthereasons.Withtheincreaseofthepersonalcar.theexhaustofgasismuchmorethanbefore.Also,noisepollutionisoneimportantcomponentofthepollution.Tobereserched,wewillbecomeillifweexposedinthenviromentofnoise.Else,dustpollutioncausedsomeinconvenientforourlife. 　　Whatshallwedo?Maybewecanchangethefuelofthecarandcreatsomenewwaytoreducetheuseofthefuel.Also,wencouldadvisepeopletodropthepersonalcarandgotoworkbybus.Onlyinthiswaycouldweliveinacleanworld. 　　嘿嘿没时间给你写啦,就这一篇吧,第一个依据个人也是不一样的