3分钟关于全球变暖的英语演讲稿Word格式文档下载.docx
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InrecentyearsdoyouthinktheweathersuddenlyturnedhothadthecoolautumnnowalmostuntilearlyOctoberthehottestdayinAugusthasreachedmorethan40degrees.Theseisdifferentfromnormalvisionwehaveourselvestoblamethecurse.
Todaytheterm"
globalwarming"
hasgraduallypenetratedintoourlife.Thewordsoundsveryacademicevenfeelveryfarawayfromussosomepeoplearenot.Infacttheeffectsofglobalwarmingisbeyondourimagination:
globalprecipitationredistributionglaciersandpermafrostmeltrisingsealevelsandsoon.Bothharmthenaturalecosystembalancemorethreateninghumanfoodsupplyandlivingenvironment.
Nowthatyouhaveawareofthedangersofglobalwarmingyoushouldgotopredictandimproveit.Imagineifglobalwarmingismeltinginthe21stcenturytheglobalaveragetemperaturerisinggraduallysothenextsuperstormsthenextroundofsearingheatthenextmajornaturaldisasterswillhappen?
China?
TheUnitedStates?
Japan?
Nooneknows.Thedebatehasended.Scientistsaroundtheworldagreepointsoutthattheearthsaveragetemperaturehasincreasednearly1℃.Duetoalltheearlywarninginformationhumanuseofthousandsofshipstensofthousandsofthemonitoringstationsofthelandandouterspacesatellitetomonitortheearthtogether.Scientistswillhavethemostadvancedcomputerdatainputmodeltoestimatetheearthcanfacethefuture.Predictionresultsareworrying.FortyyearslatertheHimalayanglaciersthewatertothesurvivalofmillionsofpeoplearelikelytodisappear.TheGreenlandicesheetcouldmeltin50years.Currentlyhalfoftheworldsbiodiversityintheamazonrainforestbuttherainforestislikelytoturnintoapieceofbarrenlandbytheendofthecentury.Islikelytobethefutureoftheworldlikeinthemovie"
thedayaftertomorrow"
tornadoicefracturethetemperaturefellsharplyicestormsfreezingrainearthquakefloodtsunamivolcaniceruption...Thisisnotacrazyfantasyifhumansdontstopdestroyingtheenvironmentitwillbecomeareality!
Howeverinthewarmingisalsogood.Globalwarmingonriceinheilongjiangprovincehasplayedalargerole.
Justglobalwarmingtohumanfuturedevelopmentisstillthedomoreharmthangood.
Inordertosavetheplanetweshouldtrytobe:
dontopenairconditioninguserecycledpaperenvironmentalprotectiontoleavethemeatwithnitrousoxidedontuseplasticbagsR22bybus;
R22;
Littledropsoflife.Actuallyitsnotdifficulttoenvironmentalprotectionaslongasyousupportenvironmentalprotectionisthebestgiftyougavetheplanet.
Thankyouall!
3分钟关于全球变暖的英语演讲稿2
Manypeoplebelievethathumanactivityiscausingtheearth’stemperaturetorise.Theysaythatthisglobalwarmingwillhavedreadfulconsequencesforourenvironment,suchasdroughtandflooding.
Theearth’stemperatureisrapidlychanging.Asaresulttherehasbeenalotofclimatechangesuchasheatwaves,droughtsandfloods.Scientistsbelievethatthisistheresultofhumanactivity,whichispollutingtheEarth’satmosphere.Thiscouldbecomeadisasterifgovernmentsdonotacttohelppreventglobalwarming.Theycanactinthreeways;
bysupportingresearch,bymakinglawsandbykeepingthegeneralpublicinformed.
Firstly,governmentscansupportresearch.Forexample,theyshouldencouragecompaniestodevelopvehiclesthatcauselesspollution.Theyshouldalsosupportalternativesourcesofelectricityfromwindandwaterratherthanfromoilandcoal.Aswell,theyshouldsponsorconferencestodiscusstheeffectsofgreenhousegasemissionsandpossiblesolutionstotheproblem.
Secondly,theyshouldmakelawsthatlimittheamountofgreenhousegasesthatcompaniescanemit.Privatecompaniesshouldberewardedforfollowingtheselaws.Theyshouldalsobepunishedforcreatingpollution.
Finally,everybodyisaffectedbyglobalwarming.Therefore,itisimportantthatgovernmentsinvolveindividualsintheproblemsolvingprocess.Forexampletheyshouldencouragehouseholdstosaveasmuchenergyaspossiblebyusingmoreefficientlightbulbsorlesshotwater.Theyshouldalsoencouragethepublictorecycle,andthisshouldbecompulsoryforeveryone.Anotherwayofsavingenergyisbypublictransportsystems.Governmentsshouldspendmoneyonpublictransporttomakeitaseasyaspossibleforthepublictosaveenergy.
Insummary,itisclearthattherearealotofthingsthatgovernmentscandotopreventglobalwarming.Theyshouldinvolvecompanies,supportscientistsandencourageindividualstoprotecttheplanet.
3分钟关于全球变暖的英语演讲稿3
globalwarmingthegradualincreaseofthetemperatureoftheearthsloweratmosphereasaresultoftheincreaseingreenhousegasessincetheIndustrialRevolution.
Thetemperatureoftheatmospherenear