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ReadingandThinking新人教選擇性必修三Unit3EnvironmentalProtection目錄Lead-inWhile-readingPre-readingPost-readingLearningobjectives:
Attheendofthislesson,studentsareableto:1.Toknowabouttheclimatechangeandsummarizethemainideaofeachparagraph;2.Tolearnaboutthe“greenhouseeffect”andcreateadiagramdescribinghowitworks;3.Toanalysetheconsequencesofclimatechangeandenhancetheawarenessofenvironmentalprotection;4.Tovoicetheirpersonalopinionsabouthowtodealwithclimatechange.Lead-in:
Lookatthepictureandgraphbelow.Whatisitabout?Theearthisbecomingwarmerandwarmer.Why?Becauseoftheglobalwarming.Lead-in:
Whatotherconsequencesmayglobalwarmingbringabout?HELP!Lead-in:
Whatotherconsequencesmayglobalwarmingbringabout?GlobalwarmingnaturaldisasterseconomiclossescoastalcitiessubmergedextremeweatherunpredictablefutureofhumananimalsdyingariseinsealevellossofwildlifehabitatwildfiredroughtWhatmighthappeniftheglacierscontinuetomelt?Pre-reading:
CLIMATECHANGEREQUIRESTHEWORLD’SATTENTIONevidenceevidence/consequenceClimateChangeRequiresTheWorld’sAttentionPre-reading:
Whatkindofreadingpassageisit?Howdoyouknow?Expositorytext(說明文)Becauseintheexpositorytext,theauthorssometimesusesomegraphsordiagramsintheiressaysinordertoconvincetheirreaders.Thesegraphsanddiagramsoftencomefromscientificresearchreportsandotherreliableresources.Pre-reading:
Whatisthegraphabout?Whatinformationcanyougetfromit?ThegraphshowsthechangeintheGlobalSurfaceTemperaturebetween1920and2016.Itshowsthetemperatureanomaly
(反常現(xiàn)象),
whichshowshowmuchthetemperaturehasrisenabovewhatitwouldusuallybeatabaselevel.Globalwarming平均氣溫距平值年份FastReading1.Readforinformationfromthegraph.ThegraphshowsthechangeintheGlobalSurfaceTemperaturebetween1920and2016.TemperatureAnomaly(n.異常)TheGlobalSurfacetemperatureisabnormalandrising.ThereisnodoubtthattheEarthisgettingwarmerandwarmer.animalsdyingtheriseofsealeveldroughtheatwaveseconomiclossescoastalcitiessubmergedwildfireGlobalwarmingSomeconsequences(結(jié)果)ofglobalwarming.While-reading:
Readforthetexttype.1.What'sthetypeofthistext?
A.
Newsreport.
B.
Biography.
C.
Expositoryessay.說明文
D.
Argumentation.議論文2.Inwhichpartofanewspaperormagazinemaywefindthispassage?A.EntertainmentB.EconomyC.EducationD.EnvironmentWhile-reading:
Readforthemainidea.SupportersSay2023/09/08Part1:(para.1-2)Part2:(para.3)Part3:(para.4)Part4:(para.5)Theevidence(證據(jù))ofdramaticclimatechangethathadanimpactonEarth’secologyThecauses(原因)oftheincreaseintheglobalaveragesurfacetemperatureTheconsequences(結(jié)果)oftheriseintemperatureThesolutions(解決方法)toreducinggreenhousegasemissionsFind
out
the
topic
sentence
of
each
paragraph.phenomenon/evidencecausesconsequencesolutionsWhile-reading:
Readforthedevelopmentofthepassage.Readthetextandfindoutthedevelopmentofthepassage.problemexamplecausesinfluencessolutionsWhile-reading:
Readforthedevelopmentofthepassage.problemexamplereasonsinfluencessolutionsphenomenoncauseeffectsolution[?k?sp?z?t?r?]Expositorywriting本文按照“現(xiàn)象—原因—危害—措施”的邏輯順序展開,環(huán)環(huán)相扣,步步深入。標(biāo)題ClimateChangeRequirestheWorld’sAttention點(diǎn)明了作者的訴求:氣候變化對地球生態(tài)系統(tǒng)的影響是巨大的,需要全人類共同關(guān)注和面對。文本以現(xiàn)在時態(tài)和將來時態(tài)為主,強(qiáng)調(diào)文章的現(xiàn)實意義及對將來不利后果的預(yù)測。While-reading:
Readingforthedetails.The_____isgettingwarmerandwarmer.earthEvidencel:____________________________Evidence2:__________________Evidence3:_______________________ProblemClimatechangeawarmingoceanandatmospheremeltingicerisingsealevelspara.1While-reading:
Readingforthedetails.P1.Wehaveknownaboutclimatechangefordecades.ThereislittledoubtthatEarthisgettingwarmerandwarmer(seethegraph).Awarmingoceanandatmospherealongwithmeltingiceandrisingsealevelsprovideevidenceofadramaticchangeintheglobalclimate.Evidence1Evidence2Evidence3problemThe______isgettingwarmerandwarmer.awarmingoceanandatmospheremeltingicerisingsealevelsEarthWhile-reading:
Readingforthedetails.Para1Para2TheevidenceofdramaticclimatechangethathadanimpactonEarth’secology瘦骨嶙峋climatechangestarvationlongerfood-seekingtravellackoffoodlow
sea-icelevelsThefollowingreasonsaccountforthedeathofthepolarbear,withoneinfluencinganother.Puttheminacorrectlogicalorder.
Whatistherootcause?In
P2.2013,alotofpeoplewereshockedbyanewsphotoofadeadpolarbearthatwasfoundonNorway'sArcticislandofSvalbard.Accordingtothescientistswhofounditsdeadbody,allthatremainedofthepolarbearwas"skinandbones".Anexpertwhohasstudiedpolarbearsformanyyearssaidthatfromthepositionofitsdeadbody,thebearappearedtohavestarvedanddied.Expertsclaimedthatlowsea-icelevelscausedbyclimatechangemeantthebearcouldnothuntsealsasbefore,soithadtotravelgreaterdistancesinordertofindfood.ThisalarmingcaseshowedhowtheincreaseintemperaturehadanimpactonEarth'secology.
Summarize
theexampleoftheincreaseintemperaturethathadanimpactonEarth’secology.Time
Where
Whathappened
Howdidithappen?2013 ______________
_______________
_________________________Norway’sArcticislandofSvalbardAbearstarvedanddied.Thebearcouldn’thuntsealsasbeforeduetotheincreaseintemperature.While-reading:
Readingforthedetails.Para3ThecauseoftheincreaseintheglobalaveragesurfacetemperatureDefinition:HeatfromthesunenterstheatmosphereandwarmstheEarth’ssurface.Function:KeepingEarth’swarmandhabitable.Definition:Peopleproducehugeamountsofextragreenhousegases.Abigproblem:CausingEarth’ssurfacetemperaturetorisequickly.Naturalgreenhouseeffect
Man-madegreenhouseeffect
P3.Thenwhatiscausingtheincreaseintheglobalaveragesurfacetemperature?Climatescientistsoftenmentionakeyclimateprocesscalledthe"greenhouseeffect",whichhastwocommonmeanings:the"natural"greenhouseeffectandthe"man-made"greenhouseeffect.The"natural"
greenhouseeffectreferstothefactthatheatfromthesunenterstheatmosphereandwarmsEarth'ssurfaceasshort-waveradiation.Theheatisreleasedbackintospaceatlongerwavelengths.Greenhousegasesintheatmosphere,suchasmethaneandcarbondioxide,trapsomeoftheheat,keepingEarth'sclimatewarmandhabitable.Withoutthisprocess,Earthcouldnotsustainlife.However,the"man-made"greenhouseeffecthasnowbecomeabigproblem.Whenpeopleproducehugeamountsofextragreenhousegasesbyburningfossilfuels,moreheatenergyistrappedintheatmosphereandcausesEarth'ssurfacetemperaturetorisequickly.naturalman-made1.Heatfromthesunentersthe__________andwarmsEarth’s_______as_____-waveradiation.1.Peopleproducehugeamountsof______greenhousegasesbyburning__________.extrafossilfuelsatmospheresurfaceshortGreenhouseEffect2.Traptheheat,keepingEarth’swarmand_________.2.More______energyistrappedintheatmosphereandcausesEarth’ssurfacetemperatureto____quickly.habitableheatriseD.HeatenterstheatmosphereB.ReflectedsunlightAtmosphereC.Heatreflectedbacktoearth’surface
A.HeatreleasedbackintospaceFindouthowthegreenhouseeffectworks
A.D.C.B.While-reading:
Readingforthedetails.Para4TheconsequencesoftheriseintemperatureWhile-reading:
Readingforthedetails.extremerainstorms,heatwavesseriousdamage,costinghumanlives,economiclosses1.
2.
notonly3.
.butalso4.
.extreme5.
and6.
causing7._______________________extremeweathernaturaldisasterscausingseriousdamagecostinghumanlivesrainstormheatwaves
examplesTheriseintemperature
leadsto
resultsdeathsandeconomiclossesP4.Thereisstrongandcomprehensiveevidencethattheriseintemperaturehasledtoanincreaseinextremeweatherandnaturaldisastersworldwide,notonlycausingseriousdamage,butalsocostinghumanlives.Climatescientistshavewarnedthatifwedonottakeappropriateactions,thiswarmingtrendwillprobablycontinueandtherewillbeahigherpricetopay.Infact,newsreportsarefrequentlybroadcastaboutextremerainstormsandheatwavescausingdeathsandeconomiclosses.Whataretheconsequencesofglobaltemperaturerise?Finishthemindmap.Theriseintemperature
ledtoextremeweathernaturaldisastersresultinextremerainstormsheatwavesseriousdamagecostinghumanliveseconomiclosses
exampleWhile-reading:
Readingforthedetails.Para5ThesolutionstoreducinggreenhousegasemissionsWhile-reading:
Readingforthedetails.solutionsgovernmentsmake
policiestakeappropriateactionsandmeasuresindividualsreduceour“carbonfootprint”by…educateeveryoneaboutglobalwarmingP5.Continuedgreenhousegasemissionswillresultinfurtherwarmingandlong-lastingchangestotheglobalclimate.Thisrequirestheattentionofpeopleallovertheworld.Governmentsneedtoconsidermakingpoliciesandtakingappropriateactionsandmeasurestoreducegreenhousegasemissions.Weasindividualscanalsoreduceour"carbonfootprint"byrestrictingtheamountofcarbondioxideourlifestylesproduce.Itisourresponsibilitytoseizeeveryopportunitytoeducateeveryoneaboutglobalwarming,alongwithitscausesandimpacts,becausethisisthemostseriousissueaffectingallofusonthisplanet.Sowhatwillyoudotohelp?Whatarethesolutionstotheenvironmentalproblems?solutionsgovernmentsmake
policiestake
appropriate
actions
and
measuresindividualsreduce
our
“carbon
footprint”
by…educate
everyone
about
global
warmingWhile-reading:
GovernmentsIndividualsmakepoliciestakeappropriateactionsandmeasurestoreducegreenhousegasemissionsrestricttheamountofcarbondioxideourlifestylesproducetoreduceour“carbonfootprint”While-reading:
Tip:BenefitofusingdiagramsDiagramsareveryusefultoolsthatcanbeusedtobrainstormideas,mapoutprocesses,showcauseandeffectrelationships,explainanewideaorconcept,andsoon.Whenyoureadanessayaboutscientificissues,youcantrydrawingadiagram,whichwillnotonlyallowyoutovisualisetheproblemsmoreclearlybutalsocanhelpdemonstrateyourcreativethinkingandproblem-solving.While-reading:
Earthprovidesenoughtosatisfyeveryman’sneeds,butnoteveryman’sgreed.—MohandasK.GandhiSuchasshelter,air,food,waterandthemeanstodosomethingproductiveandmeaningful.Greedisadesirethatcanneverbesatisfied.NeedsmeanallbasiclivingthingsThequoteisusedheretosuggestthatconsumptionpoweredbygreedisaprimecauseofenvironmentaldegradation(環(huán)境惡化).Overlogging,pollutedwaterresources…Post-reading:
Asastudent,whatcanwedotoprotecttheenvironmentinourdailylife?Post-reading:
Whatshouldwedoindailylifetoreduce“carbonfootprint”?Post-reading:
Extendthemindmapbasedonthepassagetoshowthefollowingaspectsofglobalwarming:Globalwarmingphenomenacauseseffectssolutionscontinuedgreenhousegasemissionsbyburningfossilfuels.ariseintemperature;awarmingoceanandatmosphere;meltingiceandrisingsealevels;thestarvedpolaranimals.“man-made”greenhouseeffectanincreaseinextremeweatherandnaturaldisasters;deathsandeconomiclosses;lossofhabitatandwildlifeextinction.individual
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