NASA公布的南极最新照片，在以肉眼可见的速度融化
<p><span word="Antarctica">Antarctica</span> <span word="is">is</span> <span word="supposed">supposed</span> <span word="to">to</span> <span word="be">be</span> <span word="an">an</span> <span word="extremely">extremely</span> <span word="cold">cold</span> <span word="place">place</span>. <span word="The">The</span> <span word="annual">annual</span> <span word="mean">mean</span> <span word="temperature">temperature</span> <span word="of">of</span> <span word="the">the</span> <span word="snow">snow</span>-<span word="laden">laden</span> <span word="continent">continent</span>'<span word="s">s</span> <span word="central">central</span> <span word="area">area</span> <span word="is">is</span> -57 <span word="degrees">degrees</span> <span word="Celsius">Celsius</span> (−70.6°<span word="F">F</span>); <span word="even">even</span> <span word="the">the</span> <span word="coast">coast</span> <span word="averages">averages</span> <span word="around">around</span> -10°<span word="C">C</span> (14°<span word="F">F</span>).</p><p>南极应该是极寒之地，这个冰雪覆盖的大陆的中心地带年平均温度是-57摄氏度（−70.6华氏度），沿海平均温度约为-10摄氏度（14华氏度）。</p><p><span word="But">But</span> <span word="on">on</span> <span word="February">February</span> 6, <span word="the">the</span> <span word="weather">weather</span> <span word="station">station</span> <span word="at">at</span> <span word="Esperanza">Esperanza</span> <span word="Base">Base</span> <span word="on">on</span> <span word="the">the</span> <span word="Antarctic">Antarctic</span> <span word="Peninsula">Peninsula</span> - <span word="the">the</span> <span word="northernmost">northernmost</span> <span word="tip">tip</span> <span word="of">of</span> <span word="the">the</span> <span word="content">content</span> - <span word="logged">logged</span> <span word="the">the</span> <span word="hottest">hottest</span> <span word="temperature">temperature</span> <span word="ever">ever</span> <span word="recorded">recorded</span> <span word="on">on</span> <span word="the">the</span> <span word="mainland">mainland</span>, <span word="at">at</span> 18.3°<span word="C">C</span> (64.9°<span word="F">F</span>).</p><p>但2月6日，位于南极大陆最北端南极半岛的阿根廷基地的气象站记录了这片陆地有史以来最高温度——18.3摄氏度（64.9华氏度）。</p><p><span word="It">It</span> <span word="beat">beat</span> <span word="out">out</span> <span word="the">the</span> <span word="former">former</span> <span word="record">record</span> <span word="of">of</span> 17.5°<span word="C">C</span>, <span word="from">from</span> 24 <span word="March">March</span> 2017.</p><p>打破了2017年3月24日17.5摄氏度的纪录。</p><p><span word="This">This</span> <span word="latest">latest</span> <span word="heatwave">heatwave</span> <span word="lasted">lasted</span> <span word="for">for</span> <span word="about">about</span> <span word="a">a</span> <span word="week">week</span>, <span word="and">and</span> <span word="images">images</span> <span word="of">of</span> <span word="Eagle">Eagle</span> <span word="Island">Island</span>, <span word="taken">taken</span> <span word="by">by</span> <span word="the">the</span> <span word="Operational">Operational</span> <span word="Land">Land</span> <span word="Imager">Imager</span> <span word="on">on</span> <span word="Landsat">Landsat</span> 8, <span word="have">have</span> <span word="now">now</span> <span word="captured">captured</span> <span word="a">a</span> <span word="pretty">pretty</span> <span word="depressing">depressing</span> <span word="picture">picture</span> <span word="of">of</span> <span word="its">its</span> <span word="impact">impact</span>.</p><p>最近的高温持续约一周，<span word="Landsat">Landsat</span> 8（美国陆地卫星计划的第八颗卫星）上的陆地成像仪拍摄的鹰岛照片显示了高温产生的影响，情况不容乐观。</p><p><span word="The">The</span> <span word="tiny">tiny</span> <span word="Eagle">Eagle</span> <span word="Island">Island</span> <span word="is">is</span> <span word="located">located</span> <span word="just">just</span> <span word="off">off</span> <span word="the">the</span> <span word="coast">coast</span> <span word="of">of</span> <span word="Graham">Graham</span> <span word="Land">Land</span> <span word="in">in</span> <span word="the">the</span> <span word="Antarctic">Antarctic</span> <span word="Peninsula">Peninsula</span>. <span word="The">The</span> <span word="record">record</span>-<span word="high">high</span> <span word="temperatures">temperatures</span> <span word="have">have</span> <span word="resulted">resulted</span> <span word="in">in</span> <span word="a">a</span> <span word="large">large</span> <span word="amount">amount</span> <span word="of">of</span> <span word="Eagle">Eagle</span> <span word="Island">Island</span>'<span word="s">s</span> <span word="ice">ice</span> <span word="cap">cap</span> <span word="melting">melting</span> <span word="into">into</span> <span word="the">the</span> <span word="sea">sea</span>, <span word="while">while</span> <span word="areas">areas</span> <span word="towards">towards</span> <span word="the">the</span> <span word="middle">middle</span> <span word="of">of</span> <span word="the">the</span> <span word="island">island</span> <span word="saw">saw</span> <span word="melt">melt</span> <span word="ponds">ponds</span> <span word="form">form</span> <span word="astonishingly">astonishingly</span> <span word="quickly">quickly</span>.</p>
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