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1、1.(1)ThefightagainstairpollutionWiththedevelopmentofoureconomy,moreandmorefactoriesarebuilt.Atthesametime,airpollutionthatmostpeoplehaveignoredisgraduallyatarisk.Inthemoderndays,whereveryougo,youcanseeregionsthathavebeenseriouslypollutedbyharmfulsmog.Forexample,theblueskythatwehaveeverseenno
2、whaschangeditscolorandbecomedarker.Inaddition,someareashavecausedstrangediseaseduetosomepoisonousair.Whatisworse,alargeamountofforestshavegraduallydisappearedastheacidrainshowsupwhichcausebytheairpollutionindirectly.Therefore,leaduptopeople,ourgovernmenthasreckonedwiththeserioussituation.Fir
3、stly,theyordersomesmallandpollutedfactoriesclosedowninforceormakesomeless-pollutedonesmodernized.Secondly,theytakesomemeasurestomovesomefactoriesoutoftheregion.Thirdly,thenalsoofferlotsofadvancedtechnicaltomoreandmorefactories.Ontheotherhand,theyalsocallonpeopletoplantmorethrees,sothattheair
4、pollutionmaybesolvedstepbystep.Inall,facingthefactthattheenvironmentisgettingbetter,peoplearehappywiththemeasurestakenbythegovernment.Ifeveryonemakescontributionstoit,theworldwillbecomemoreandmorebeautiful.(2)ThefightagainstairpollutionAirpollutionhasbecomeaseriousprobleminrecentyears.Therea
5、realotofcauses.firstofall,isthechemicalnoxiousgasesemission.Weallknowthattherearealotofoffactoriesaroundtheworld,theyareactuallyemittingsuchgaseseveryday.Thesecondoneisthesharpdecreaseoftheforests.ForestisveryimportanttoourEco-system,itcanadjusttheheatandbalancetheair.Thethirdoneistheurbaniz
6、ation.PeopletendtostayinthecitywhereisactuallyanabnormalEco-system.Manycitiesdonothaveacompletesystemofcontrollingtheairpollution.Inordertosolvesuchproblems,Ihavesomeideas.Firstofallistocontroltheemissionofnoxiousgases.Asetofnecessarystandardsisrequired.Itisnotallowedtoemitsomeparticulargase
7、suntiltheyhavebeentransferredtoanotherkindofchemicalsubstancethatisharmlesstoenvironment.Secondoneisplantingmoretrees.Wehavecutdownalotoftrees.Itdoeshavesideeffectonthequalityofair.Byplantingmoretrees,manyenvironmentproblemscanbesolvedratherthanair
