下载后可任意编辑寂静的春天英语读后感Therewasastrangestillness.Thebirds,forexamplewherehadtheygone?Thefeedingstationsinthebackyardsweredeserted.Thefewbirdsseenanywhereweremoribund;theytrembledviolentlyandcouldnotfly.Itwasspringwithoutvoices.Onthefarmsthehensbrooded,butnochickshatched.Theroadsides,oncesoattractive,werenowlinedwithbrownedandwitheredvegetationasthoughsweptbyfire.These,too,weresilent,desertedbyalllivingthings.Eventhestreamswerenowlifeless.ThisisastrangescenedescribedbyRachelCarson,whoisregardedasthemotherofmodernenvironmentalprotectionmovement。SilentSpringisherrepresentativeworkwhichlightedthefireofenvironmentalprotectioninAmericaandthewholeworld.Before1960s,nobooksormagazinestalkedaboutthingslikeenvironmentandecosystem.Suchaphenomenonmeansthatenvironmentalprotectionhadnotcometopeople’smindandthesocialconsciousness.Indeed,themainopinioninhumansocietyfromtheverypastaboutnatureisto下载后可任意编辑setwaragainstorconquerit.Infact,manyofhuman’sprogressesaremadeonthebaseofsuchopinion.RachelCarsonwasthefirstpersonwhodoubtedthecorrectnessofthebeliefandbroughtthetopicunderfocus.InSilentSpring,CarsondescribedamiserablevillagewhichwasdyingundertheusingofDDT.Thevillageusedtobeprosperousandbeautiful.Inspring,whitecloudsofbloomdriftedabovethegreenfields.Inautumn,oakandmapleandbirchsetupablazeofcolorthatflamedandflickeredacrossabackdropofpines.Thenfoxedbarkedinthehillsanddeersilentlycrossedthefields,halfhiddeninthemistsofthefallmornings.Shethoughtthatwiththeusingofvarietykindsofpesticide,especiallyDDTs,thevillagesufferedenormousandirreversibledamageandgraduallywitheredanddied.Soonitbecamejustliketheonedescribedinthebeginning.Fromherfineandsmoothdescribing,Icanevenfeelthegroanofthetown.MoreoverCarsonalsosharplypointedoutthatthedeep-seatedcausefortheenvironmentalproblem下载后可任意编辑isthehuman’sarroganceandignorance.Sosheaskedpeopletocorrecttheattitudetowardthenatureandreconsideredthedevelopingpathofhumanbeing.Carsonthoughtthatbecauseoftheantibodyanddifferentiation,pesticideswouldneverbecompletelyuseful.Onthecontrary,thosemoreandmorepoisonousmedicines,becauseoftheenrichmenteffect,wouldaccumulateinhumans’body.It’squitesarcasticthatwehurtourselvesmuchbadlywhilehurtingtheothers.Thensheanalyzedmanypoisonouscomponentsinpesticides.ThoseareallunfamiliarnamesexceptDDT,suchaschlordane,chloronaphthalene,compound497,etc.Thosethingsreallymakemefeelscared.Weareonthetopofthefoodchain,anditissuchaperfectandfragilesystem.Wehumanbeingsarejustpartofitandwedependonallofthecreatureswhostayonthelowerpositions.Itissohardandridiculoustotrytomatchthenature.Onlyinthestatedoesmanhavearationalexistence.Everyspecieshavetheirvaluetobeon下载后可任意编辑thisworld.Thennooneknowswhatwouldhappenedifweforcethemtodisappear.Forexample,let’simaginethefoodchainasameticulouslymadecastlebuiltbybillionsoflittleblocksandwehumanbeingsarethetopone.Theremightbeseveraltinyblocksonthebottomwhichyouthinkisuselessanddispensable.Butwhatwouldhappenifwetakethemaway?Perhapsnothinghappened,andperhapsthewholecastleruined.Destructionisalwaysmucheasierthanrecovery,notcountingthoseincurableones.Humansalwaysthinkthatwearemuchclevererthantheotheranimals,sowebecomemoreandmoreconceitedandfirmlybelievethatwearetheking.Wedidn’tseethatthenatureissomagicalandknowshowtorevenge.Thepaybackismuchmoreviolentandcruel.Weneedbalanceandord...
