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ThefightagainstairpollutionWiththedevelopmentofoureconomy,moreandmorefactoriesarebuilt.Atthesametime,airpollutionthatmostpeoplehaveignoredisgraduallyatarisk.Inthemoderndays,whereveryougo,youcanseeregionsthathavebeenseriouslypollutedbyharmfulsmog.Forexample,theblueskythatwehaveeverseennowhaschangeditscolorandbecomedarker.Inaddition,someareashavecausedstrangediseaseduetosomepoisonousair.Whatisworse,alargeamountofforestshavegraduallydisappearedastheacidrainshowsupwhichcausebytheairpollutionindirectly.Therefore,leaduptopeople,ourgovernmenthasreckonedwiththeserioussituation.Firstly,theyordersomesmallandpollutedfactoriesclosedowninforceormakesomeless-pollutedonesmodernized.Secondly,theytakesomemeasurestomovesomefactoriesoutoftheregion.Thirdly,thenalsoofferlotsofadvancedtechnicaltomoreandmorefactories.Ontheotherhand,theyalsocallonpeopletoplantmorethrees,sothattheairpollutionmaybesolvedstepbystep.Inall,facingthefactthattheenvironmentisgettingbetter,peoplearehappywiththemeasurestakenbythegovernment.Ifeveryonemakescontributionstoit,theworldwillbecomemoreandmorebeautiful.ThefightagainstairpollutionAirpollutionhasbecomeaseriousprobleminrecentyears.Therearealotofcauses.firstofall,isthechemicalnoxiousgasesemission.Weallknowthattherearealotofoffactoriesaroundtheworld,theyareactuallyemittingsuchgaseseveryday.Thesecondoneisthesharpdecreaseoftheforests.ForestisveryimportanttoourEco-system,itcanadjusttheheatandbalancetheair.Thethirdoneistheurbanization.PeopletendtostayinthecitywhereisactuallyanabnormalEco-system.Manycitiesdonothaveacompletesystemofcontrollingtheairpollution.Inordertosolvesuchproblems,Ihavesomeideas.Firstofallistocontroltheemissionofnoxiousgases.Asetofnecessarystandardsisrequired.Itisnotallowedtoemitsomeparticulargasesuntiltheyhavebeentransferredtoanotherkindofchemicalsubstancethatisharmlesstoenvironment.Secondoneisplantingmoretrees.Wehavecutdownalotoftrees.Itdoeshavesideeffectonthequalityofair.Byplantingmoretrees,manyenvironmentproblemscanbesolvedratherthanairpollutiononly.ThefightagainstairpollutionAsisknowntousall,thatwiththedevelopmentofeconomyandsociety,theproblemofairpollutionbecomesmoreandmoreserious.Especially,harmfulsmogpollutedtheregionseriously.Thisphenomenoncausedpeople’sattentionandtheyspentmoreenergyonfightingagainstairpollution.Someeffectiveactionshadbeentaken,somefactorieswerecloseddownwhileothersweremovedoutoftheregion.Inaddition,alotoftreeshadbeenplantedonhills,fieldsandsoon.Thegovernmentwastrulyplayinganimportantroleinthefightagainstairpollution.Ifnot,canitreallybesucceedonlydependsonseveralfolkorganizationsordifferentsortsofenvironmentalprotectionassociations,evenpersons?Seeingtheobviouslychangesonthesurrounding,breathingmorecomfortablethanever,peoplefeelpleasantafterthat,ofcourse,thekeythingistothankforthegovernments’measureswhichencouragedpeopletosupportthegovernmentsoastoreducethesourceofairpollution.Inconclusion,bothofthegovernment,citizenandthefactoriesmovedoutmakeacontributiontoprotectairenvironmentfrompollutingseriousagain.