新人教选修 Unit Global warmingReading阅读

高二英语选修6

Unit4GlobalWarming

Reading

THEEARTHISBECOMINGWARMER-BUTDOESITMATTER?

MadeBy广东省茂名市电白县电海中学

邵秀金

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

Question:

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

showsthetemperatureincreaseofonedegreeFahrenheitfrom1860to2000.5.Whatisthemaintopicofthearticle?Globalwarming/Thewarmingoftheearth.Graph2

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

)8.GeorgeHambleybelievesscientistsarejustguessingabouttheeffectsofglobalwarming.()9.GeorgeHambleyisworriedabouttheeffectsofcarbondioxideonplantgrowth.()10.Itisclearwhattheeffectsofglobalwarmingwillbe.()TTTFF12整理课件

CarefulReading1.Readthetextagainandtrytogetthemainideaofthearticle.13整理课件Themainideaofthepassage:Part1(Paragraphs1)Part2(Paragraphs2-4)

Part3(Paragraphs5-10)

IntroduceadebateovertheissueofglobalwarmingIllustratehowglobalwarmingcomesaboutListtwodifferentattitudesamongscientiststowardsglobalwarming14整理课件Part4(Pa11)It’suptoreaderstothinkanddecidewhetherpeopleshoulddosomethingaboutglobalwarmingornot15整理课件Questions

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

Dr.JaniceFosterGeorgeHambleyCarbondioxidehascausedtheglobaltemperatureto__________.Anincreaseoffivedegreeswouldbea____________andcouldbe______________.Morecarbondioxideisa__________thing,whichmakescrops__________andwillencourage____________________.goupcatastropheveryseriouspositiveproduceagreaterrangeofanimals20整理课件Ofthetwoideas,whichareyouinfavorof?

TheDrJaniceFoster’s.

Why?Becausewehavewitnessedalargenumberofdisasterspredictedbysomepeople.21整理课件

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