How To Grow A Planet 3of3《种出个地球（3）》完整中英文对照剧本.docx
植物之歌♥第三集挑战者本系列完我一生大部时间vespentmostofmylife都用于探究塑造地球的力量tryingtounderstandtheforcesthatshapedourplanet,身为地质学家andasageologist,italwaysseemedtome伊安斯图瓦特教授按说研究岩石才是我的本份thatrockswererightattheheartofthings.但此刻我意识到Butnow,mdiscovering并非只有火山或板块撞击it'snotonlyvolcanoesandcollidingcontinents才造就了沧海桑田thathavedriventheEarth'sgreatestchanges,因为在地球史的重要时刻becauseatcrucialmomentsinitshistory,还有另一种力量孕育出我们的家园anotherforcehashelpedcreatetheplanetweliveon.这便是植物.plants.看看这粒种子Justlookatthisseed.身躯渺小色泽黯淡轻若无物It'ssmall,it'sbrown,itweighshardlyanything.看似平庸1.ooksprettyordinary.却绝非如此简单But,actually,nothingcouldbefurtherfromthetruth,因为它将长成参天大树becausewhatitwillbecomeistrulyextraordinary.这些是美洲巨杉Thesearegiantsequoias.有些树龄已逾3000年Someareover3,000yearsold.巨杉是地球孕育出的最大单体生命AndsequoiasarethelargestsinglelifeformonEarth.就来自这一粒渺小的种子Allfromatinyseed.但较之于地球发展史中Yet,eventhatpalesintoinsignificance植物王国的辉煌贡献whencomparedtowhatthewholeoftheplantkingdom'sdone这不过是沧海一粟throughoutthehistoryofourplanet.植物掀开了地球史上一页崭新篇章It,sawholenewstoryaboutourEarth.我将用这些前所未有的.toldthroughremarkableimages,一幕幕精彩画面及最新的科学发现capturedfortheveryfirsttime,来讲述植物的故事andthelatestscientificdiscoveries.我喜欢植物它们如此神奇Ilovethis.Thisisjustfantastic.本期节目只为大家呈现一类植物Thisprogrammeisaboutjustonetypeofplant,它们貌不惊人却可担万物之重themostunderratedbutperhapsthemostimportantofall.经过物竞天择的历练Onethat,bytakingonand它们终于一统植物王国的剩余疆土conqueringtherestoftheplantkingdom,塑造出地球的容貌shapedthefaceoftheplanet进而推动了人类文明的出现andwentontohelpcreatehumancivilisation.这是一部受压♥迫♥植物的奋斗史Thisisthestoryoftheriseofthatunderdog.曾经有几亿年时间Forhundredsofmillionsofyears,贯穿了整个恐龙时代throughoutthetimeofthedinosaurs,森林一直统治着陆地forestsruledtheland.当时气候非常温暖树木遍及地球各处Itwassowarm,treesextendedovermostoftheEarth.遥想当初南北两极ImaginetheArcticandantarctic尚未被冰层覆盖森林密布withoutice,carpetedwithforests.欢迎来到这个树木星球Welcometotheplanetofthetrees.如今当初林木扩张的遗迹依旧可见Today,isolatedremnantsofthoseexpansiveforestsstillexist东非这里就是令人赞叹的遗迹之一andhereinEastAfricaisoneofthemostimpressive.卡塔古雾林生长干燥的肯尼亚平原TheKatagoCloudForestrisesoutofthedryplainsofKenya.这里湿度很大与远古时期相近无几Cloakedinmoisture,it'smuchthesameasitwasthen.终于到了Ah!Oh,atlast!看那边1.ookatthat.然而几百万年前Butmillionsofyearsago,树木这一古老统治者遭遇挑战achallengertotheolddominanttreescameontothescene.找到这个挑战者的最好办法就是Andthebestwaytofinditistoclimbrightdown绳降至下面的密林深处intothedepthsoftheforest.我这样子够傻的吧It,sneverreallyelegant,this.肾上腺素引发的紧张刺♥激♥即将袭来Thisiswhentheadrenalinethrillstartstocomein.说实话我还在犹豫是不是要跟你们去Tobehonest,mnotquitesureafteryougetto.只有个小沿就像垂直的悬崖There'salittlelip,justseemstogostraightdown.下面是非洲最古老的森林ThisistheoldestforestinAfricauphere.是森林统治地球那个时代的遗迹Arelic,really,ofthetimewhentreesdominatedtheplanet.所以还真有种感觉So,thisreallyhasa.像是踏入一个远古的桃花源afeelingOfdescendingintothatancientlostworld.那时是树的王国Backthen,treesruled因为树干能尽情向上伸展becausewoodgavethemthestrengthtogrowevertaller可以尽情享用植物赖以生存的阳光andtogorgeonthesunlightallplantsneed.随着不断下降Asyoudescend,你可以真切感受到yougetarealsenseofhow树木如何恃强凌弱雄霸一方treesbullyandovershadoweverythingbelow.现在进入树冠层已有大约十米We'vecomeabouttenmetresjustintothecanopy.利用摄影用测光表Andvenickedthecameraman'slightmetre,我想看看这里的光照水平justtoseewhatthelightlevelsaredoing.光照量下降了差不多三分之一Andalready,they'vedroppedbyaboutathird.总算到了Oh,God,finally.现在再看看光照是什么水平Now,let,ssee.seehowthatlight'sdoing.光照量下降了一半That'sgonedownbyahalf.这些参天古木遮蔽掉了一半的阳光Thesehugetreesherehavestolenhalfthelight.下面的树木阴森诡异Downhere,thetreesareintimidating.不过也不是一片漆黑Butit'snotcompletegloom.斑驳的阳光还是可以穿过重林Patchesofsunlightdobreakthroughtotheforestfloor.这一束束珍贵的日光Andthoseshaftsofpreciouslightofferthechance为一种新植物带来了契机foranewtypeofplant,它即将接替树木成为新的霸主onethatwouldcometotakeonthetrees.那科学家又是如何发现这个挑战者的呢So,howdidscientistsdiscovertheidentityofthechallenger?一切都归功于这项饶有趣味的研究It,sallthankstoaratherenchantingpieceofresearch秘密就在这个小盒子里involvingwhat'sinsidethislittlebox.你永远猜不出里面是什么You'llneverguesswhatitis.这是恐龙便便的化石ThisisapieceOffossiliseddinosaurpoo.臭臭的Itstinks.它来自蜥脚巨龙It'sfromatitanosaursauropodl类似于雷龙whichiskindoflikeabrontosaurus,我儿时最喜欢的恐龙myfavouritedinosaurasakid.蜥脚巨龙体重约有100吨♥Itweighedabout100tonnes,不禁令我猜想whichmakesmethinkthatthis这不过是便便化石的一小部分isjustafragmentofsomethingthesizeof.具体大小不知道但肯定很大Idon'tknow,really.Somethingbig,anyway.科学家喜欢便便化石我们称之为“粪石”ScientistsIovefossilpoo.Coprolites,wecallit.粪石可以告诉我们动物的饮食结构Theytellusaboutthedietofanimals,andparticularly,特别是恐龙时代那些常见的植物abouttheplantsthatwerearoundwhendinosaurswerehere.几年前科学家在研究这块化石时Andwhenscientistsanalysedthisoneafewyearsago,发现其中含有非常奇妙的成份theyfounditcontainedsomethingreallystrange.显微镜下科学家看到了某种植物的片段Underthemicroscope,thescientistssawafragmentofaplant.其结构非常独特这种“8"字形结节Ithadadistinctivepattern,thesefigure-of-eightnodules.这是某类植物的一种典型特征Theyturnedouttobethedefiningfeature科学家对这一
