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Unit4Livingwithnature
Experiencetheworld
Listening1
Host: Wherearetheworld’smostchallengingnaturalenvironments?Howdopeoplesurviveintheseplaces?JoiningmetodiscussthesequestionsisDr.TomRogers.Heisasocialscientist.Heisalsothewriterofanewbookaboutlifeinextremeenvironments.Welcome,Tom.
Tom: Happytobehere.Yourradioprogramismyabsolutefavorite.
Host: Howniceofyoutosayso!Solet’sgetstarted.Whatenvironmentsaremostdifficultforhumanlife?
Tom: Well…theArctic,forone.IntheArctic,temperaturesarewellbelowzero.Thegroundissocoldthatfarmingisimpossible.TheInuitpeople,however,havesurvivedthereforcenturies.
Host: Howhavetheymanagedthat?Whatdotheyeat?
Tom: Theysurvivemostlyonmeatandfish.Andforcenturiestheyhaveusedanimalskinstokeepwarm.
Host: Interesting.Andwhataboutpeoplefightingextremeheat?
Tom: LookattheSaharaDesert.ItisoneofthehottestanddriestplacesonEarth.Here,waterishardtocomeby.Peopleareoftenforcedtomoveandsearchfornewwatersources.Theenvironmenthasmadeitdifficultforcommunitiestobuildpermanentvillages.Theysurvivebylivingatravelinglifestyle.
Host: Yes,IreadabouttheSaharanpeopleinyourbook.It’ssuchawonderfulandwell-researchedtext.
Tom: Thanks,Iappreciatethat.
Listening2
Intoday’smodernworld,it’seasytoforgethowmuchourlivesdependontheEarth’snaturalforces.Butinfact,theseforcesarepowerfulenoughtoshapehumansocieties,andcanevenentirelychangethecourseofhistory.Let’slookatafewexamples.
PompeiiwasanancientRomancity.Itwasverywealthyandhadarichculture.Ithadlivelyshops,marketsandbeautifulprivatehouses.Itevenhadagreattheaterandmanygreatworksofart.ButintheyearAD79,avolcanoeruptedandcompletelydestroyedthecity.
Pompeiiandallofitsculturewereburiedundermetersofvolcanicashwithinabout24hours.Itwasnotuntil17centurieslaterthatthecitywasrediscovered.
Sometimesnaturalforcestakealittlelongertoaffectsocieties,buttheresultscanbejustasdeadly.TheMayanEmpire,forexample,wasonceagreatandpowerfulsocietyinCentralAmerica.However,fromtheyearsAD800toAD1000,thecivilizationexperiencedaperiodofverydryweather.Thishadaterribleeffectonthelocalwatersupplyandfarmproduction.ManyresearchersbelievethatitwasthischangethateventuallydestroyedtheMayansociety.Thesocietymaysimplynothavehadenoughfoodorwatertosurvive.
Understandtheworld
Listening1
ForaslongasIlive,I’llneverforgetthedateDecember26,2003.ThatwasthedaytheBamearthquakehitmyhometowninIran.Earthquakesarequitecommoninmycountry,butI’dneverexperiencedonesodisastrousinBam.
EarlyinthemorningofDecember26,justasIwaswakingup,IfeltthegroundIsleptonstarttoshake.AtfirstIthoughtIwasimaginingthings.However,whenIstoodup,thewholeworldseemedtobeshaking.ThenextthingIknew,myplants,myteacups–nearlyeverythingwasfallingtotheground.That’swhenIknewitwasanearthquake.
ItriedtoraceoutofthehouseasquicklyasIcould,butbeforeIcouldmakeittothefrontdoor,thewallsandtheroofstartedtobreakupandfall.Suddenly,Iwastrappedbeneathallthefallingpieces!Iwasextremelyluckynottobebadlyhurt.Twohourslater,whenIwaspulledoutoftherubblebymyrelatives,Icouldhardlyrecognizemyneighborhood–allthehomesweredestroyed.
TheearthquakedamagedalmostallthebuildingsinBamandkilledmorethan26,000people.ItwasoneoftheworstnaturaldisastersandsaddestmemoriesinIranianhistory.
Viewing
…parchedterrainwherealmostnothingcangrow.ThispartoftheFloridaKeysislandchainwasoncehometoalargepineforest.ButChrisBergsaysrisingsealevelshavemadethegroundwaterincreasinglysalty,destroyingtheecosystem.
Chris: Whatusedtobeathrivingpineforest,usedtosupportKeydeer,usedtosupportfreshwater-dependentwildlife,nowdoesstillsupportcertainanimals,butnotthosefreshwater-dependentspecies.
Narrator: Floridaofficialsarenowpredictingthatthesealevelwillriseatanalarmingrate:60centimetersoverthenext50years.
Narrator: Bergobservesthepotentialimpactofthesenumberssimulatedonacomputermap.
Chris: Fourfeetisthehighestamountofsealevelrisethatwemodeled.Andyoucanseethatthere’sverylittleland.ThisisthehighestpointofBigPineherethatisnotaffected.
Narrator: Thelow-lyingislandofKeyWestwouldalsobeaffectedifthispredictioncomestrue.With25,000residents,it’sthemostpopulatedandvisitedislandintheKeys.Tourismmakesup80percentofitseconomy.
Man: Ithinkitwouldprobablychangeafewthings.Wewouldhavetoadapt.Howwe’dadapt,I’mnotreallysure.
Narrator: Localswillhavenochoice,becausethetrendisirreversible.Onewaytoescapethesealevel’sriseistobuildup,likethiselevatedfirestation.
Woman: Thisisjustthefirstofourbuildings,butweareplanningnowonbuildingallofournewcountyfacilitiesextra-elevatedtoaccountforthesealevelrise.
Narrator: Roads,parksandbridgesherewillalleventuallybebuilthigherup,ameasurethatcouldonedaybenecessaryforcoastalcitieslikeBostonorNewYork.
Listening2
Whatistherelationshipbetweenhumanbeingsandnature?Throughouttime,differentsocietieshavehadmanydifferentideasaboutthis.ButhowdidtheancientChineseviewthisrelationship?Theideaoftianrenheyimayhelpusanswerthisquestion.Tianrenheyibasicallymeansthathumansareanintegralpartofnatureandthatthereisharmonybetweenthetwo.
EarlyChinesethinkers,especiallyintheDaoistschool,hadagreatrespectforthenaturalworld.Theyrecognizedtheimportanceofworkingtowardtianrenheyi.
Forexample,itwasbelievedthathumanbeingsshouldliveaccordingtotheprinciplesofthenaturalworld,andorganizetheirworkandrestinlinewiththecycleofdayandnight.Similarly,farmworkshouldalsofollowthechangesinnature,andbearrangedinlinewiththe24solarterms.
Theconceptoftianrenheyihasbeendevelopedcontinuouslythroughouthistory,anditisstillrelevantinmoderntimes.Forexample,anunderstandingoftianrenheyicanhelpusdealwiththeseriousenvironmentalproblemsthatwearefacingtoday.Thisisbecauseitteachesustorespectnature,notcontrolit.Ifwefollowthisidea,wecankeepourenvironmenthealthy,whichiscrucialforourfuture.
Furtherlistening
Conversation
Peter: Haveyouheardofstormchasers,Ming?
Ming: Aren’tthosethepeoplewhogooutlookingforthebiggestandworststorms?
Peter: That’sright!
Ming: Andtheydoitforfun?
Peter: Manyofthemdo,yes.I’mreadingabookaboutstormchasingnow.Itlooksreallyexciting!
Ming: I’veneverunderstoodwhyanyonewoulddothat.IdoeverythingIcantoavoidstorms!
Peter: Icanunderstandit.Itsoundstomelikeagreatadventure!StormchasingasahobbyisactuallyquitecommonintheflatlandsoftheU.S.
Ming: Isthatthebestplacetochasestorms?
Peter: It’scertainlythemostpopular.Peoplefrommanydifferentcountriestravelthereduringstormseason.
Ming: Thestormsmustbebeautifulthere!
Peter: Theyare!StormchasingisgrowinginAustraliatoo.
Ming: That’shardlysurprising.Afterall,Australiaishometoquitealotofextremestorms!
Peter: I’dlovetoseeastormtheremyself.
Ming: Ireallythinkyouhavetobealittlebitcrazytobeastormchaser.
Peter: Well,maybe,althoughnotallstormchasersdoitforfun.Manyarescientistswhoareresearchingextremeweather.
Ming: Oh,yes,ofcourse.
Peter: Andalso,reportersneedtochasestormstoo.Theyneedtoletthepublicknowaboutdangerousweather.
Ming: Isupposeit’sdangerouswork,butsomebodyhastodoit!
Passage1
AChinesetechnologycompanyhaslaunchedapopularschemecalled“AntForest”.Thescheme,whichissupportedbyAlipay,hasmadeitfunto“gogreen”!
AntForestrewardsuserswhoperformenvironmentallyfriendlyactivitieswithvirtualgreenenergycredits.Ifuserswalkorridesharedbicycles,forexample,theygetcredits.Iftheyusepublictransport,theygetcredits.Iftheybuye-ticketsinsteadofpapertickets–evenmorecredits!Manymoredifferentbehaviorsarealsorewardedinthisway.
Whenusersearnenoughcredits,avirtualtreegrowsintheirpersonalaccounts.Buthere’sthetrulycreativepart:Foreveryvirtualtree,thecompanyplantsarealtreeorprotectsaconservationarea.Userscanfindthelocationoftheirreal-worldtreesonamap.Thiskeepsthemconnectedtotheprocess.Italsocreatesastrongerinterestintheenvironment.
Theschemeisnotjusthavingpositivebenefitsfortheenvironment.Itisalsohelpingpeoplestayhealthybyencouragingmoreactivehabits.Itisalsocreatingjobsfortreeplantersindesertregions.Inthisway,itcanimprovelocaleconomies.
Onlyafewyearsold,thisschemehasalreadybecomehugelypopular–especiallywithyoungerpeople.Sofar,morethan120milliontreeshavebeenplanted.
Passage2
Welcometo“AroundtheWorld”.Thisradioprogramexamineslifestylesandculturesacrossourgreatplanet.Ontoday’sshow,wefocusonhouses.Youmayhavenoticedthathousesoftenlookdifferentindifferentregions.Whyisthat?Well…ithasalottodowithenvironmentalfactors.Thelocalenvironmenthelpsdeterminethehousespeoplecanbuild.
Localmaterialsplayabigroleinhousedesign.InplaceslikenorthernCanadaandGreenland,manycommonbuildingmaterialsarenotavailablelocally.Forexample,thereisnotmuchwoodintheseareas,becausetherearenotmanytrees.
Butwhatisavailableinthecoldnorth?Snow,ofcourse!Sointheseregions,peoplewouldoftenbuildhousesoutofblocksofsnow.Thesehousesareknownasigloos.
Weatherconditionscanalsodeterminethedesignofhouses.ConsidertheTujiapeopleintheWulingMountainsofChina.Thisareacangetquitealotofrain.Forthisreason,theTujiapeoplebuildtheirhousesontopofstilts,whicharepostsmadeoutofbambooorwood.Thisprotectst
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