Antarctic discoveries 科学家发现南极海洋中的生态系统
<p><span word="Antarctic">Antarctic</span> <span word="discoveries">discoveries</span> 科学家发现南极海洋中的生态系统本集内容 <span word="Antarctic">Antarctic</span> <span word="discoveries">discoveries</span> 科学家提议保护南极海洋中的生态系统</p><p>学习要点 有关“<span word="Antarctica">Antarctica</span> 南极”的词汇</p><p>边看边答 <span word="What">What</span> <span word="is">is</span> <span word="threatening">threatening</span> <span word="the">the</span> <span word="species">species</span> <span word="discovered">discovered</span> <span word="in">in</span> <span word="the">the</span> <span word="sea">sea</span> <span word="off">off</span> <span word="the">the</span> <span word="Antarctic">Antarctic</span> <span word="Peninsula">Peninsula</span>? </p><p> <span word="Antarctica">Antarctica</span> - <span word="the">the</span> <span word="most">most</span> <span word="remote">remote</span> <span word="continent">continent</span> <span word="in">in</span> <span word="the">the</span> <span word="world">world</span>. <span word="Encased">Encased</span> <span word="in">in</span> <span word="glacial">glacial</span> <span word="ice">ice</span> <span word="thousands">thousands</span> <span word="of">of</span> <span word="feet">feet</span> <span word="thick">thick</span>. <span word="It">It</span>'<span word="s">s</span> <span word="still">still</span> <span word="largely">largely</span> <span word="unexplored">unexplored</span>. <span word="And">And</span> <span word="we">we</span> <span word="know">know</span> <span word="even">even</span> <span word="less">less</span> <span word="about">about</span> <span word="the">the</span> <span word="icy">icy</span> <span word="seas">seas</span> <span word="that">that</span> <span word="bring">bring</span> <span word="it">it</span>. <span word="Now">Now</span> <span word="machines">machines</span> <span word="are">are</span> <span word="making">making</span> <span word="it">it</span> <span word="possible">possible</span> <span word="for">for</span> <span word="us">us</span> <span word="to">to</span> <span word="catch">catch</span> <span word="a">a</span> <span word="glimpse">glimpse</span>. <span word="A">A</span> <span word="mini">mini</span>-<span word="submarine">submarine</span> <span word="is">is</span> <span word="taking">taking</span> <span word="marine">marine</span> <span word="biologist">biologist</span> <span word="Doctor">Doctor</span> <span word="Susanne">Susanne</span> <span word="Lockhart">Lockhart</span> <span word="down">down</span> <span word="into">into</span> <span word="the">the</span> <span word="Antarctic">Antarctic</span> <span word="deep">deep</span>.</p><p><span word="Above">Above</span> <span word="is">is</span> <span word="a">a</span> <span word="land">land</span> <span word="of">of</span> <span word="frigid">frigid</span> <span word="ice">ice</span>, <span word="below">below</span> <span word="is">is</span> <span word="a">a</span> <span word="thriving">thriving</span> <span word="mass">mass</span> <span word="of">of</span> <span word="life">life</span>. <span word="No">No</span> <span word="light">light</span> <span word="penetrates">penetrates</span> <span word="this">this</span> <span word="deep">deep</span>. <span word="Plants">Plants</span> <span word="can">can</span>'<span word="t">t</span> <span word="grow">grow</span>. <span word="These">These</span> <span word="are">are</span> <span word="all">all</span> <span word="animals">animals</span>. <span word="Then">Then</span> <span word="it">it</span> <span word="was">was</span> <span word="my">my</span> <span word="turn">turn</span> <span word="to">to</span> <span word="go">go</span> <span word="down">down</span> <span word="with">with</span> <span word="pilot">pilot</span> <span word="John">John</span>. <span word="We">We</span> <span word="drop">drop</span> <span word="much">much</span> <span word="deeper">deeper</span>. <span word="More">More</span> <span word="than">than</span> <span word="a">a</span> 1,000 <span word="feet">feet</span> (300 <span word="metres">metres</span>) <span word="down">down</span> <span word="we">we</span> <span word="find">find</span> <span word="a">a</span> <span word="wall">wall</span> <span word="of">of</span> <span word="life">life</span>. <span word="Sponges">Sponges</span> <span word="and">and</span> <span word="corals">corals</span>, <span word="sea">sea</span> <span word="stars">stars</span>, <span word="feather">feather</span> <span word="stars">stars</span> - <span word="all">all</span> <span word="thriving">thriving</span> <span word="in">in</span> <span word="complete">complete</span> <span word="darkness">darkness</span>.</p><p><span word="A">A</span> <span word="robot">robot</span> <span word="arm">arm</span> <span word="catches">catches</span> <span word="samples">samples</span>. <span word="Some">Some</span> <span word="of">of</span> <span word="these">these</span> <span word="species">species</span> <span word="have">have</span> <span word="never">never</span> <span word="been">been</span> <span word="filmed">filmed</span> <span word="before">before</span>. <span word="They">They</span> <span word="are">are</span> <span word="threatened">threatened</span> <span word="by">by</span> <span word="an">an</span> <span word="increase">increase</span> <span word="in">in</span> <span word="fishing">fishing</span> <span word="in">in</span> <span word="the">the</span> <span word="region">region</span>. <span word="We">We</span> <span word="gathered">gathered</span> <span word="evidence">evidence</span> <span word="of">of</span> <span word="a">a</span> <span word="unique">unique</span> <span word="ecosystem">ecosystem</span> <span word="that">that</span> <span word="deserves">deserves</span> <span word="protection">protection</span>.</p><p><span word="No">No</span> <span word="one">one</span> <span word="could">could</span> <span word="deny">deny</span> <span word="that">that</span> <span word="this">this</span> <span word="region">region</span> <span word="needs">needs</span> <span word="protecting">protecting</span>. <span word="But">But</span> <span word="what">what</span> <span word="is">is</span> <span word="the">the</span> <span word="best">best</span> <span word="way">way</span> <span word="to">to</span> <span word="do">do</span> <span word="it">it</span>? <span word="Is">Is</span> <span word="a">a</span> <span word="line">line</span> <span word="on">on</span> <span word="a">a</span> <span word="map">map</span> <span word="really">really</span> <span word="going">going</span> <span word="to">to</span> <span word="make">make</span> <span word="much">much</span> <span word="difference">difference</span>? <span word="And">And</span> <span word="who">who</span> <span word="is">is</span> <span word="going">going</span> <span word="to">to</span> <span word="police">police</span> <span word="anything">anything</span> <span word="out">out</span> <span word="here">here</span>? <span word="The">The</span> <span word="proposal">proposal</span> <span word="to">to</span> <span word="protect">protect</span> <span word="all">all</span> <span word="these">these</span> <span word="creatures">creatures</span> <span word="and">and</span> <span word="their">their</span> <span word="world">world</span> <span word="will">will</span> <span word="be">be</span> <span word="heard">heard</span> <span word="by">by</span> <span word="the">the</span> <span word="Antarctic">Antarctic</span> <span word="nations">nations</span> <span word="in">in</span> <span word="October">October</span>.</p>
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