Unit-5-Silent-Spring-2

SilentSpring—RachelCarsonReinforcementTextAnalysisBackgroundWarmingupSilentSpringUnit5Questions/ActivitiesCheck-onPreviewObjectivesWarmingupSilentSpringUnit5Workinpairstonameenvironmentalproblemsthatarethreateningourworld.sandstormdesertificationsoilerosiondeforestationsalinizationEnvironmentalProblemsAir-relatedenvironmentalproblemsGreenhouseeffectOzonedepletionAirpollutionwater-relatedenvironmentalproblemsAcidrainWastewaterUrbanrun-off(storm)WatercrisisMarinepollutionandacidificationLand-relatedenvironmentalproblems•Problemsarisingfrominefficientlanduse(urbansprawl,habitatfragmentation,habitatdestruction)•Problemsarisingfromlandpollutionanddegradation(desertification,landpollution,soilpollution)Otherenvironmentalproblems•Theuseofpesticides•Inefficientuseofresourcesandenergycrisis•Conservation(species)•Non-recyclablewaste(plasticandelectronicwaste)•Geneticengineering(geneticallymodifiedfoods)•Nucleardevelopmentandnanotechnology•PopulationexplosionCheck-onPreview1.Wearefacedwithallkindsofenvironmentalproblemsnowadays.ButwhatistheonethatRachelCarsondealtwithinherbookSilentSpring?2.InwhatwayisRachelCarsonunparalleled?3.DoesCarsonmeanthatinsecticidesshouldneverbeusedinagriculture?4.Howdoyouseetheenvironmentalproblemsinyourcity?Howshouldourgovernmentdo?andhowshouldwecitizensofthiscitydo?Warmingup1.Content&Message:•fillinthegapinourknowledgeoftheenvironmentofdegradationbetweenCarson’stimeandthepresentday;•Developanenvironmentalconsciousness2.Language:(newwordsandexpressions)•Practicereadingskills.–understandingextendedessays–understandingcomplicatedparagraphs–readingforgist–inferringtheauthor’sattitudes/feelings/opinions/conclusions–drawinginferencesObjectivesWarmingupBackgroundAuthorSilentSpringUnit5Author•RachelCarson,writer,scientist,andecologist,wasborninPennsylvania.•ShestudiedbiologyandreceivedherMAinzoologyfromJohnHopkinsUniversity.•Shewrotemanybooksaboutconservation,naturalresources,andthewonderandbeautyofthelivingworld.•Shediedin1964afteralongbattleagainstbreastcancer.RachelCarson(1907-1964)Shehadanintenselovefornaturesinceherchildhood:“Humanshavenowacquiredafatefulpowertoalterandtodestroynature.ButManisapartofnature,andhiswaragainstnatureisinevitablyawaragainsthimself.”―RachelCarsonAuthorBackgroundPublications:UndertheSea-Wind《海风下》TheSeaAroundUs《周遭之海》TheEdgeoftheSea《在海之滨》SilentSpring《寂静的春天》Shewasoncebitterlyattacked:“ananti-humanitariancrank,apriestessofnature,andahystericalwoman”Butshecourageouslywentonfightinguntilherideacaughtonandmoreandmorepeoplejoinedin.→themotherofmodernenvironmentalmovementAuthorBackground1.Howwasitreceived?2.Howsignificantisitnow?3.Doesitstillmakesensenow?AuthorBackgroundAboutthebook…•Whenthebookfirstappeared,Carsonwasbitterlyattackedbythechemicalindustryandsomepeopleinthegovernmentasanalarmist,butshecourageouslyspokeoutagainstthosecriticism.•thethreatsshehadoutlined—thecontaminationofthefoodchain,cancer,geneticdamage,thedeathsofentirespecies—weretoofrighteningtoignore.•Forthefirsttime,theneedtoregulateindustryinordertoprotecttheenvironmentbecamewidelyaccepted,andenvironmentalismwasborn.DetailedAnalysisStructureTextAnalysisSilentSpringUnit5ThemeI.StructureoftheText•PartI:paras.1-6•atownbefore&afterthedisaster•PartII:paras.7-9•causeofthedisaster:chemicals•PartIII:paras.10-14•character&impactofman’stamperingwithnature•PartIV:paras.15-18•reasonswhypesticidesfailtosolvethepestproblem•PartV:paras.19-24•causeofmodernpestproblemandpossiblesolutions•PartVI:para.25Partone(1-6):Discussion•Howdidthetownlooklikebeforeandafteritwaspolluted?•Inparagraph3,itmentionedthatsomeevilspellsettledonthecommunity,whichmadethelivesinthiscityloseitsvigor.Isitthetruth?Ifnot,whatmadeit?•1.TherewasonceatownintheheartofAmericawherealllifeseemedtoliveinharmonywithitssurroundings.(---1)•heart:thecentralormostimportantpart•inharmonywith:inastateofpeacefulco-existenceandagreement•Paraphrase:OnceuponatimetherewasatowninthecentralpartofAmericawherealllivingthingsseemedtoco-existpeacefullywiththeirenvironment.II.DetailedDiscussionoftheTextE.g:•racialharmony•domesticharmony•Everyonelivesinharmonywitheachother.•Tourismshoulddevelopinharmonywithenvironment.•Wearelivinginaharmonioussociety.harmony:nharmoniousadjliveinharmonywith与…和谐相处22•2.Thetownlayinthemidstofprosperousfarms,where,inspring,whitecloudsofbloomdriftedabovethegreenfields.(---1)Inthemidstof:a.在当中（表方位)b.正当某事发生的时候（表时间）whitecloudsofbloom:flowersarelikewhitecloudsprosperous:booming;promising;(ofplants)growingwellprosper(V)prosperity(n)Thetownlayamongbooming(orwellgrowing)farms.Inspring,flowersfloatedabovethegreenfieldsjustlikeclouds.3.Inautumn,oakandmapleandbirchsetupablazeofcolorthatflamedandflickeredacrossabackgroundof..•setup:tocause,produce,raise:~awall•ablazeofcolor:animpressiveandnoticeableshowofcolors色彩斑斓•Para:•Inautumn,theoak,mapleandbirchtreesturnedyellow,redorbrown,thusmakingabeautifulshowofcolorsagainstthedarkgreenofpinetrees.•PayattentiontoCarson’suseofcolorindescribingthetownbeforeitsenvironmentwascontaminated:whitecloudsofflowersfloati