the-earth-is-becoming-warmer

designedbyLiuYuan⊙Whatisitinthepicture?It’sa__________madeofglass.greenhouse⊙Whatisitusedfor?It’susedfor________________,especiallyduringcoldweather.growingplantsHowdoesitwork?Theairinsideiswarmbecausetheglasstrapstheheatfromthesunandkeepsitfromescaping.Thismakesthegreenhouseheatupandsotheplantscangrowthroughoutthecoldperiod.Theearthisbecomingwarmer——Butdoesitmatter?ReadingLookattheformofthearticle.Wherecanyoumostprobablyreadthispassage?A.anovelB.afairytaleC.astudent’scompositionD.AmagazineReadtheheadlineandthelead,thenanswerthefollowingquestions:1.Whowrotethearticle?2.Whatisthenameofthemagazine?Tip:InEnglish,somenounsbeginwithacapitalletter,suchasnamesofpeopleandplaces,titlesofmagazines,newspapers,storiesandbooks,etc..FastReading4.1.Whowrotethemagazinearticle？2.WhatisthenameofthemagazineSophieArmstrongEarthCareCarefulreadingHumanactivityornaturalphenomenonHowhasglobalwarmingcomeaboutCharlesKeeling’smeasurementsDataDifferentattitudesPara.1Para.2para3Para.4Para.5ConclusionPara.6HumanactivityornaturalphenomenonHumanactivityornaturalphenomenonWhathascausedglobalwarming?Para.1Whatcanwelearnfromgraph1?From1860to2000,the_________hasrisenabout_degreeFahrenheit.temperature1Howhasglobalwarmingcomeabout?Para.2①Theincreaseoftheearth’stemperatureisdueto_____________.theburningoffossilfuels②Somebyproductsoftheburningprocessarecalled___________,themostimportantoneofwhichis__________.“greenhouse”gasescarbondioxideThegreenhousegasesincludeCarbon-dioxide,methane,watervapour.CharlesKeeling’smeasurementsPara.3PeopleacceptCharlesKeeling’sdatabecausehetookaccuratemeasurements.Itshowsthe_________contentintheatmosphereFrom1957to1997carbondioxideCharlesKeeling1997WhatdoesDr.JaniceFostersay?Para.4DataShesaysthatoverthenext___yearstheamountofwarmingcouldbeaslowas__to__degreesCelsius,butitcouldbeashighas___degrees.10011.55DrJaniceFosterGeorgeHambleyTwoscientistsaredebatingoverthepossibleeffectsofgreenhousegases.Pleaseexpresstheirdifferentopinions.Para.5DifferentattitudesDifferentattitudestowardstheeffectsofglobalwarmingbetweenDr.JaniceFosterandGeorgeHambley.Dr.JaniceFosterGeorgeHambleyCarbondioxidehascausedtheglobaltemperatureto__________.Anincreaseoffivedegreeswouldbea____________andcouldbe______________.Anywarmingwillbemildwithfewbadenviron-mental___________Morecarbondioxideisa__________thing,whichmakescrops__________moreandwillencourage_______________________.goupcatastropheveryseriouspositiveproduceagreaterrangeofanimalsconsequencesPara.6conclusionItisclearwhattheeffectsofglobalwarmingwillbe.ListeningListentothetape,thentrytoanalysethestructureTitle______________________________________________Para.1:raisingaquestiongraph2Para2,3:__________________________________Para4,5______________Para6:conclusiongraph1Theearthisbecomingwarmer–-Butdoesitmatter?causesGivingexamples,usinggraphs,explanation.differentattitudesNooneknowstheeffectsofglobalwarming.Whatthevideomakesyouthinkof?Theearthisgettingwarmer.Whatcausedtheincreaseintheearth'stemperature?Reasonsmaybe:humanactivitiesincreasingnumberofpopulationgreenhouseeffectDiscussionWhatshouldwedoaboutglobalwarming?Ononehand,weshouldprotectourenvironment.Weshouldmakeeffortstocontrolallkindsofpollution.solarenergywindpowerOntheotherhand,weshouldsaveenergyandmakefulluseofeverybitofenergy.publictransportenergy-savinglightbulbspaperbagturnofflow-flowshowerheadGlobalwarmingisnotaproblemthatcanbeignored.Weshoulddosomethingtoavoidtherisksahead.Asstudents,weshouldstartfromleadingalow-carbondailylife.Forexample,athome,wecanturnofftherunningwaterwhilebrushingourteeth.Onthewaytoschool,wecanrideabike.Andatschool,wecanrecyclethepaper.Therearemanythingswecandotohelp.Andpleaseremember,nomatterhowsmallthesethingsmaylook,yourcontributioncounts!United,wecanmakeabigdifference!FinishtheexerciseonReferencebookofunit4.RevisionPreviewFindoutthedifficultpointsinthetext.Homework