人教版（2019）選擇性必修三ReadingandThinkingDiscussclimatechangeUnit3EnvironmentalProtectionLead-inHowdoyoufeelaboutthefollowingvideo?Lead-inWhatcanyouseeinthetwopictures?What’shappening?ClimateChangeLead-inEarthprovidesenoughtosatisfyeveryman’sneeds,butnoteveryman’sgreed.—MohandasK.Gandhi地球所提供的物質財富足以滿足每個人的需求，卻不足以滿足每個人的貪欲?！边_斯·卡拉姆昌德·甘地Pre-readingLookatthegraph.Whatisitabout?Whatinformationcanyougetfromit?ThegraphshowstheGlobalSurfaceTemperatureroseabout1.2℃

from1920to2016.Itshowstheearthisbecomingwarmerandwarmer.Thepolarbearstarvedtodeathbecauseitcouldnotfindenoughtoeat.Whatcanyouseeinthephoto?Readthetextquicklyandmatchthemainideawitheachparagraph.While-reading

0102030405Globalclimateischangingdramatically.

Analarmingcaseaboutabearstarvedtodeath.

Whatiscausingtheincreaseintheglobalaveragesurfacetemperature.Theeffectoftheriseintemperature.

Thesolutionstoreducinggreenhousegasemissions.While-readingDividethepassageinto4partsandmatchthemainideawitheachpart.Part1(Para.____)Part2(Para.____)Part3(Para.____)Part4(Para.____)Thecauseoftheincreaseintheglobalaveragesurfacetemperature.Thesolutionstoreducinggreenhousegasemissions.Theevidenceandeffectofdramaticclimatechangeinglobalclimate.Theconsequencesofriseintemperature.1-2345causesolutionsevidenceandeffectconsequencescausesolutionsproblemsconsequencesThetypeofwriting:ExpositorywritingWhile-readingReadpart1(Para.1-2)andyourwordstodescribehowclimatechangehaveinfluencedthepolarbear’slife.

AproblemClimate’sisgettingwarmerandwarmerClimatechangebearscouldnothuntlowsea-icelevelshadtotravelgreaterdistancestofindfoodstarvedtodeathitsdeadbodyfound

Whatistherootcause?While-readingReadpart2(Para.3)andcreateadiagramdescribinghowthegreenhouseeffectworks.While-readingnaturalman-madeDefinitionFunctionKeepingEarth’swarmand_____________DefinitionPeopleproducehugeamountsof_________greenhousegasesbyburning_____________.AbigproblemMore________energyistrappedintheatmosphereandcausesEarth’ssurfacetemperatureto________quickly.habitableextrafossilfuelsheatriseHeatfromthesunentersthe__________andwarmsEarth’s__________as_________-waveradiation.GreenhouseEffectatmospheresurfaceshortpart2(Para.3)While-readingGreenhouseeffect“Natural”greenhouseeffect“Man-made”greenhouseeffectWhile-readingReadpart3(para.4)carefullyandanswerthefollowingquestions.1.Whydidtheauthormentiontheclimatescientists’warning?2.Whataretheeffectsofglobaltemperaturerise?extremeweathernaturaldisastersseriousdamage,costinghumanlivesextremerainstorms,heatwavesGlobalwarmingled

toled

toresultsexamplesBecauseitisessentialthatwetakeactionanditneedstobebroughttoeveryone’sattention.While-readingReadpart4(para.5)andanswerthefollowingquestions.1.Whatistheauthor’spurposeofwritingthistext?A.Encouraginggovermenttopromoteemissions.B.Educatingindividualstoseizetheopportunity.C.Inspiringpeopletodealwiththeclimatechange.D.Requiringeveryonetochangeunhealthylifestyles.2.Whichsolutionismentionedtodealwithclimatechange?A.Individualsincreasetheir“carbonfootprint”.B.Govermentsmakepoliciesandtakeactions.

C.Peopleareeduacadedabouttheirlifestyles.D.Everyonetakemeasurestocontinueemissions.Post-readingPost-readingAfterwatchingthevideo,discussthesequestionsingroups.1.Whatexamplesofextremeweatheranddisastersdoyouknow?Canyoumakealist?2.Whodoyouthinkshouldtakeresponsibilityfordealingwithclimatechange?Whatcanwedo?Tornado,hail,typhoon,strongcoldwave,sandstorm,etc.Everyoneofusshouldtakeresponsibilityforit.Wecanbuythingsthatareeconomicalwithenergyandrecyclepa