新人教選修 Unit Global warmingReading閱讀

高二英語(yǔ)選修6

Unit4GlobalWarming

Reading

THEEARTHISBECOMINGWARMER-BUTDOESITMATTER?

MadeBy廣東省茂名市電白縣電海中學(xué)

邵秀金

1整理課件1.Comparedtothepastfewyears,what’stheweatherlikethisyear?2.Doyouwanttocheckitout?Herearesomepicturesbasedontheactuallifescenesintheseyearsforyoutoreferto.Questions2整理課件3整理課件Inaddition,youmayturntoGraph1.onPage26tofindoutthechangesofthetemperaturesfromlong-termaverage.

Question:

Doyouthinkthewholeworldisbecomingwarmerandwarmer?Butdoesitmatter?Thisisthetopicwearegoingtodiscussfortoday.4整理課件Unit4GlobalWarmingReadingTheEarthIsBecomingWarmer–ButDoesItMatter?5整理課件FastReadingGlancequicklyatthemagazinearticleandanswerthequestions.6整理課件SophieArmstrongwrotethemagazinearticle.Thenameofthemagazineis“Earthcare”.2.Whatarethenamesofthethreescientistsmentionedinthearticle?TheyareDr.JaniceFoster,CharlesKeelingandGeorgeHambley.1.Whowrotethemagazinearticle?Whatisthenameofthemagazine?7整理課件3.Whatdotheythinkaboutglobalwarming?Dotheyagreewithoneanother?Theydon’tagreewitheachother.Somethinktheeffectswillbeterrible,whilesomeothersbelievethatweshouldnotworryaboutit.Dr.JaniceFosterthinkstheeffectsofglobalwarmingcouldbeveryserious.GeorgeHambleythinksglobalwarmingwillbemildwithfewbadenvironmentalconsequences.8整理課件4.Whatarethetwographsabout?Graph1

showsthetemperatureincreaseofonedegreeFahrenheitfrom1860to2000.5.Whatisthemaintopicofthearticle?Globalwarming/Thewarmingoftheearth.Graph2

isaboutthecarbondioxidecontentintheatmospherefrom1957to1997.9整理課件TrueorfalseReadthearticlecarefullyandfinishPart2onPage2710整理課件1.Thetemperaturelastcenturydidn’tincreasemuch.()2.Everyonebelievesthatglobalwarmingiscausedbytheactivitiesofhumans.()3.JaniceFosterbelievesthatglobalwarmingiscausedbyburningfossilfuels.()4.Naturalgasisagreenhousegas.()5.Carbondioxideisabyproductofburningfossilfuels.()FFTFT11整理課件6.PeopleacceptCharlesKeeling’sdatabecausehetookaccuratemeasurements.()7.Floodingcouldbeoneoftheeffectsoffutureglobalwarming.(

)8.GeorgeHambleybelievesscientistsarejustguessingabouttheeffectsofglobalwarming.()9.GeorgeHambleyisworriedabouttheeffectsofcarbondioxideonplantgrowth.()10.Itisclearwhattheeffectsofglobalwarmingwillbe.()TTTFF12整理課件

CarefulReading1.Readthetextagainandtrytogetthemainideaofthearticle.13整理課件Themainideaofthepassage:Part1(Paragraphs1)Part2(Paragraphs2-4)

Part3(Paragraphs5-10)

IntroduceadebateovertheissueofglobalwarmingIllustratehowglobalwarmingcomesaboutListtwodifferentattitudesamongscientiststowardsglobalwarming14整理課件Part4(Pa11)It’suptoreaderstothinkanddecidewhetherpeopleshoulddosomethingaboutglobalwarmingornot15整理課件Questions

Howhastheglobalwarmingcomeabout?16整理課件①Humanactivityburningoffossilfuels.17整理課件②Greenhouseeffectgreenhousegasesweneedthosegases.18整理課件③WeaddhugequantitiesofextracarbondioxidetotheatmospherebyburningFossilfuels.Thecarbondioxidecontentoftheatmospherewentupfromaround315partspermilliontoaround370partspermillionfrom1957to1997(SeeGraph2onPage26)19整理課件ThetwodifferentviewpointstowardstheeffectsofglobalwarmingbetweenDr.JaniceFosterandGeorgeHambley

Dr.JaniceFosterGeorgeHambleyCarbondioxidehascausedtheglobaltemperatureto__________.Anincreaseoffivedegreeswouldbea____________andcouldbe______________.Morecarbondioxideisa__________thing,whichmakescrops__________andwillencourage____________________.goupcatastropheveryseriouspositiveproduceagreaterrangeofanimals20整理課件Ofthetwoideas,whichareyouinfavorof?

TheDrJaniceFoster’s.

Why?Becausewehavewitnessedalargenumberofdisasterspredictedbysomepeople.21整理課件

Whataretheeffectsanddisastersofglobalwarming?22整理課件What’sworse,theglaciers(冰川）oftheSouthPolearebeginningtocrack（破裂）TheglaciersofthePolesarestartingtomeltduetothe increasingtemperaturescausedbyglobalwarming.23整理課件tsunamiThesealeveltorise.24整理課件25整理課件tornados26整理課件Severestormsdroughtsfaminesthespreadofdiseases27整理課件destructionofspecies28整理課件DicussionWhatshouldwedoabouttheterribleeffectsabove?29整理課件..Trytoreducetheuseofmotorvehicles30整理課件electricvehiclebikerunningSolarenergycar31整理課件PlantingtreesCleaningtherubbish32整理課件×××√33整理課件Returnthegreenworldtous34整理課件Assignment1.Writeanargumentationtitled“E