Unit3ReadingandThinking环境保护课件2021-2022学高中英语人教版选择性必修第三册

X3U3ReadingandThinkingEnvironmentalProtectionLookanddiscuss1.What’shappeninginthephoto?2.Whydidithappen?Theiceismelting.Becauseofthegreenhouseeffect.Whatotherinfluencesofthegreenhosueeffect?theriseofsealeveldyinganimalscoastalcitiessubmergednaturaldisastersextremeweathereconomiclossesLookatthegraphbelow.Whatisitabout?Whatinformationcanyougetfromit?Thetemperatureoftheglobalsurfaceroseabout1.2℃

from1920to2016.Theearthisbecomingwarmerandwarmer.Whateffectsmaybecausedbytheglobalwarming?PPT下载PredictionClimatechangerequirestheworld’sattention.How?Who?Skimthepassageandfillintheblanks.(1)Theevidenceofglobalclimatechangedoesn’tinclude______.

A.warmingoceanandatmosphereB.meltingiceandrisingsealevelsC.morepolarbearsandsealsD.extremerainstormsandheatwaves(2)Whyisthe“natural”greenhouseeffectimportantandnecessary?A.Becauseitisshort-waveradiation.B.Becauseitislong-waveradiation.C.Becauseitreleasesmoreheat.D.BecauseithelpsEarthtosustainlife.Task2

Multiplechoices

(3)What’snottheresultofhighman-madegreenhousegasemissions?A.Areduceinnaturaldisasters.B.Anincreaseinextremeweather.C.Theextremerainstorms.D.Thecostofhumanlives.(4)Whatdoesthethirdparagraphmainlytellus?A.Whatthe“greenhouseeffect”means.B.Whytheglobaltemperaturerisesquickly.C.Howtheheatisreleasedbackintospace.D.Whythe“man-made”greenhouseeffectisimportanttous.(5)What’stheauthor’spurposeofwritingthistext?A.Tocallforpeopletodonatemoney.B.Toaskpeoplenottokillpolarbears.C.ToappealtopeopletocareEarth’secology.D.Toeducatepeopleaboutglobalwarming.

Asweknow,Earthisgettingwarmerandwarmer,(1)______resultsinmeltingiceandrisingsealevels.In2013,adeadpolarbear(2)_________(find)onNorway’sArcticislandofSvalbard.Expertssaidthatitwaslowsea-icelevels(3)______(cause)byclimatechange(4)____killedthepolarbear.Scientistsoftenmentionthatthe“man-made”greenhouseeffectisabigproblem.(5)____riseintemperaturehasledtoanincreaseinextremeweatherandnaturaldisastersworldwide,(6)_______(cause)seriousdamageandcostinghumanlives.Thefurtherglobalwarmingresulted(7)_____thecontinuedgreenhousegasemissions(8)________(require)theattentionofpeopleallovertheworld.Governmentsneedtomakepoliciesandtakemeasures(9)________(reduce)greenhousegasemissions.Asindividuals,weshouldalsoreduceour“carbonfootprint”byrestrictingtheamountofcarbondioxideour(10)________(lifestyle)produce.

whichwasfoundcausedthatThecausingfromTask3Rereadthepassageandfillintheblanks.requirestoreducelifestylesThedevelopmentofthepassageproblemexamplereasonsinfluencessolutions1.Whatistheproblem?2.Whataretheevidencesofclimatechange？Para1:ProblemPara1:ProblemThe________isgettingwarmerandwarmer.Evidence1:________________________________________Evidence2:______________Evidence2:___________________Earthawarmingoceanandatmospheremeltingicerisingsealevelsclimatechange1.Whendidithappen?2.Wheredidithappen？3.What

didtheyfind？4.Whydidithappen?Para2:AnexampleofclimatechangePara2:AnexampleofclimatechangeTimeWhereWhathappenedWhydidithappen2013Norway’sArcticIslandofSvalbard.Apolarbeardiedofstarvation.Thebearcannothuntsealsasbefore.1.Whatisthedefinitionofnaturalgreenhouseeffect?2.

Whatisthefunctionofnaturalgreenhouseeffect?3.Whatistheproblemofman-madegreenhouseeffect?Para3:ThereasonsPara3:”natural”&“man-made”greenhouseeffectDefinitionHeatfromthesunenterstheatmosphereandwarmtheEarth’ssurfaceFunctionKeepingEarth’swarmandhabitableDefinitionPeopleproducehugeamountsofextragreenhousegases.AbigproblemCausingEarth’ssurfacetemperaturetorisequickly.Para4:TheinfluencesoftheriseintemperatureTheriseintemperature

ledtoextremeweather/naturaldisasters

exampleresultextremerainstorms,heatwavesseriousdamage,costinghumanlives,economiclossesPara5:Thesolutionstotheenvironmentalproblems.0102Thegovernments:makepoliciesandtakeappropriateactionsandmeasures.Individuals:reduceour"carbonfootprint”地球能满足人类的需求，却满足不了人类的贪婪。Thereislittledoubtthat...毫无疑问getwarmerandwarmer变得越来越温暖along

with

和...一起adramatic

changein......的急剧变化beshockedby...对...感到震惊appeartodosth.似乎...haveanimpacton对...有影响greenhouseeffect温室效应referto指的是；涉及10.hugeamountsof大