英语演讲短文!麻烦给改一下语法!seriousnessofg-查字典问答网

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　　英语演讲短文!麻烦给改一下语法!seriousnessofglobalwarmingWhatdoyouthinkaboutthebiggestproblemofthesedays?Ithinkglobalwarmingisthebiggestproblemoftheworld.Violence,racialconflict,murderandmanyotherproblemsare

　　英语演讲短文!麻烦给改一下语法!

　　seriousnessofglobalwarming

　　Whatdoyouthinkaboutthebiggestproblemofthesedays?Ithinkglobalwarmingisthebiggestproblemoftheworld.Violence,racialconflict,murderandmanyotherproblemsareimportant,too.Howeverthesearenotthecolouroftheworld.Ontheotherhand,globalwarmingisthebigcolouroftheworld.Thenwhatkindofglobalwarmingproblemisthere?First,Plantscannotgrowbecauseoftheclimatechange.Sowewillfacefoodshortage.

　　Second,TheAntarcticglacierswillmelt.Thenourgroundwillsinklittlebylittleandwewilldie.Third,wecan'tdrinkwaterbecauseofclimatechange.Forexample,TuvaluisfacingasinkingcrisisandChinaissufferingfromdesertificationsoothercountriesareplantingtreesforChina.

　　Whatisthecauseofglobalwarming?Therearethreereasonsfortheglobalwarming.

　　First,ThefactoryiesareemittingCO2.CO2makestheEarthwarmerandwarmer.Sofactoriesarenothelpingourenvironment.

　　Second,cuttingthetree.TreecanreduceCO2andmakeOxygen.ButwecuttoomanytreesthenwewillbeshortofOxygen.

　　Third,Manypeoplearedrivingcars.ThecarscanemitCO2.

　　Sowhatshouldwedoforourenvironment?Therearemanysimplethingswecandoforourenvironment.RidingbikedoesnotemitCO2.PlantingmanytreesincreasetheOxygen.Segregationofgarbageisgoodforourenvironment.Thesedaystherearemanyorganizationsworkingfortheirenvironment.Therepresentationofthoseorganizationsincludeunicef.Manyscientistsalsoworryaboutglobalwarming.

　　SoIthinkwehavetotakecareofourenvironmentifwewanttoimproveourworld.Thankyouforlisteningtomyessay.

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2020-09-11 14:19

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　　TheSeriousProblemofGlobalWarming

　　Ibelieveglobalwarmingisoneofthebiggestproblemseverycountryintheworldisfacing.WhenIsayglobalwarmingitreferstotherisingaveragetemperatureofEarth'satmosphereandoceansanditsprojectedcontinuation.Ofcourse,thereareotherseriousproblemslikeviolence,racialconflict,murderandmanyotherproblemsaffectingtheworldtoday.HoweverI'dsayglobalwarmingaffectstheearthasawhole.

　　Effectsofglobalwarmingaremeltingoficesheetsresultinginhighersealevelriseandclimatechangeresultingintheextinctionofmanyspecies.Otherlikelyeffectsofthewarmingincludemorefrequentoccurrenceofextremeweathereventsincludingheatwaves,droughtsandheavyrainfallevents,speciesextinctionsduetoshiftingtemperatureregimes,andchangesincropyields.

　　Burningfossilfuelssuchasnaturalgas,coal,oilandgasolineraisesthelevelofcarbondioxideintheatmosphere,andcarbondioxideisamajorcontributortothegreenhouseeffectandglobalwarming.

　　Wecandooursharetoreducethedemandforfossilfuels,whichinturnreducesglobalwarming,byusingenergymorewisely.Hereare9simpleactionsyoucantaketohelpreduceglobalwarming.

　　1.Reduce,Reuse,Recycle

　　Doyourparttoreducewastebychoosingreusableproductsinsteadofdisposables.Buyingproductswithminimalpackaging.Byrecyclinghalfofyourhouseholdwaste,youcansave2,400poundsofcarbondioxideannually.

　　2.UseLessHeatandAirConditioning

　　Addinginsulationtoyourwallsandattic,andinstallingweatherstrippingorcaulkingarounddoorsandwindowscanloweryourheatingcostsmorethan25percent,byreducingtheamountofenergyyouneedtoheatandcoolyourhome.

　　Turndowntheheatwhileyou'resleepingatnightorawayduringtheday,andkeeptemperaturesmoderateatalltimes.Settingyourthermostatjust2degreeslowerinwinterandhigherinsummercouldsaveabout2,000poundsofcarbondioxideeachyear.

　　3.ChangeaLightBulb

　　Whereverpractical,replaceregularlightbulbswithcompactfluorescentlight(CFL)bulbs.CFLbulbsusetwo-thirdslessenergy,andgiveoff70percentlessheat.

　　4.DriveLessandDriveSmart

　　Lessdrivingmeansfeweremissions.Besidessavinggasoline,walkingandbikingaregreatformsofexercise.Exploreyourcommunitymasstransitsystem,andcheckoutoptionsforcarpoolingtoworkorschool.Whenyoudodrive,makesureyourcarisrunningefficiently.

　　5.BuyEnergy-EfficientProducts

　　Whenit'stimetobuyanewcar,chooseonethatoffersgoodgasmileage.Homeappliancesnowcomeinarangeofenergy-efficientmodels,andcompactflorescentbulbsaredesignedtoprovidemorenatural-lookinglightwhileusingfarlessenergythanstandardlightbulbs.

　　6.UseLessHotWater

　　Setyourwaterheaterat120degreestosaveenergy,andwrapitinaninsulatingblanketifitismorethan5yearsold.Buylow-flowshowerheadstosavehotwaterandabout350poundsofcarbondioxideyearly.

　　7.Usethe"Off"Switch

　　Saveelectricityandreduceglobalwarmingbyturningofflightswhenyouleavearoom,andusingonlyasmuchlightasyouneed.Andremembertoturnoffyourtelevision,videoplayer,stereoandcomputerwhenyou'renotusingthem.

　　It'salsoagoodideatoturnoffthewaterw

2020-09-11 14:20:28

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