空氣污染霧霾問題英語作文

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1、TheClearandBlueSkyoutline:1.Thesimpleintroductionofsmog2.Theclassificationofsmoga.fogb.haze3.Theclassificationofcausesforsmoga.naturalcausesB.manmadecauses4.Thewaystorelievetheproblemofsmoga.establishasoundhazecontrolsystem.b.reducepollutionsources.c.personaleffortsWiththebroadcastof

2、hedome>,smog,thislong-standingenvironmentalproblems,becomethehotdiscussiononceagain.Accordingtosomereports,thefrequentappearancesofsmogobscuretheclarityoftheskyrecently.Somepeopledroveslowlyontheroadbecausetheycouldnotseeclearly.Theyalsosufferedfrommanyillnessescausedbysmog.Smogisthegeneral

3、expressionofvarioushigher-than-permittedsuspendedparticulatematter(suchasPM2.5)intheatmosphere,whichexpressthestateofairpollution.Itcontainsfogandhaze,bothofthemaredisastrousweather.Fogconsistsofalargenumberoftinywateroricecrystals.It’sactuallyaharmlessnaturalphenomenathatmakesvisibilitywor

4、se.Hazeisairpollutioninwhichismixedupwithdust,smokeandotherdryparticles.Thecomponentsthatmakeuphazemayhavenegativeeffectonpeople'shealth,especiallyforchildrenandtheold.Soit’snecessarytofindoutthereasonwhyleadstosmogandworkouttheresolution.Ifwetracethecauseforsmogweather,themainpointsarenatu

5、ralcausesthatincludewindblowndustandmanmadecauseswhichincludethreeaspects.Firstly,china'sairqualitystandardsareratherlaxandevaluationfactorsarelimited.Secondly,someenterprisesjustgoforeconomicinterestsinsteadofobservingrelevantlawandregulations.Obsoleteequipment、industrialfuelburningandmanu

6、facturingoperationsarehighlikelytoemitmuchwastedair.Thirdly,acrossoursociety,relevantprotectionawarenesshasnotbuiltup.Justforthesakeofconviencetogoout,peoplerelymoreandmoreontravellingandworkingbycarwhilecaristhemaincauseforsmog.Tosettlethisproblem,aseriesofmeauresshouldbetakenasfollows.Pri

7、marily,weshouldestablishasoundcontrolsystemofsmog.Notonlycanenvironmentalprotectiondepartmentsstrengthenairmonitor,butgovernmentshouldenactmorestrictlawsandregulations.Moreover,Reducepollutionsourcesisthefundamentalsolutiontocutairpollutants.Forexample,w