2017年将成史上最热年份
<p><span word="Are">Are</span> <span word="you">you</span> <span word="still">still</span> <span word="wearing">wearing</span> <span word="shorts">shorts</span> <span word="and">and</span> <span word="T">T</span>-<span word="shirts">shirts</span>? <span word="If">If</span> <span word="you">you</span> <span word="say">say</span> <span word="yes">yes</span>, <span word="there">there</span>'<span word="s">s</span> <span word="a">a</span> <span word="good">good</span> <span word="reason">reason</span>.</p><p>你现在还穿着<span word="T">T</span>恤和短裤吗？如果是，倒也不奇怪。</p><p><span word="Planet">Planet</span> <span word="Earth">Earth</span> <span word="has">has</span> <span word="definitely">definitely</span> <span word="experienced">experienced</span> <span word="its">its</span> <span word="hottest">hottest</span> <span word="summer">summer</span> <span word="since">since</span> <span word="detailed">detailed</span> <span word="records">records</span> <span word="have">have</span> <span word="been">been</span> <span word="kept">kept</span>, <span word="and">and</span> <span word="according">according</span> <span word="to">to</span> <span word="scientists">scientists</span>, <span word="it">it</span> <span word="might">might</span> <span word="have">have</span> <span word="been">been</span> <span word="the">the</span> <span word="hottest">hottest</span> <span word="in">in</span> <span word="more">more</span> <span word="than">than</span> 4,000 <span word="years">years</span>.</p><p>今年夏天无疑是自人类详细记录地球气温以来最热的一个夏天，科学家称，这可能是4000多年来最热的夏天。</p><p><span word="The">The</span> <span word="meteorological">meteorological</span> <span word="summer">summer</span> <span word="of">of</span> <span word="June">June</span>-<span word="July">July</span>-<span word="August">August</span> <span word="in">in</span> <span word="the">the</span> <span word="Northern">Northern</span> <span word="Hemisphere">Hemisphere</span> <span word="saw">saw</span> <span word="its">its</span> <span word="highest">highest</span> <span word="globally">globally</span> <span word="averaged">averaged</span> <span word="temperature">temperature</span> <span word="since">since</span> <span word="records">records</span> <span word="began">began</span> <span word="in">in</span> 1880, <span word="the">the</span> <span word="National">National</span> <span word="Oceanic">Oceanic</span> <span word="and">and</span> <span word="Atmospheric">Atmospheric</span> <span word="Administration">Administration</span> (<span word="NOAA">NOAA</span>) <span word="reported">reported</span>.</p><p>美国国家海洋和大气管理局（<span word="National">National</span> <span word="Oceanic">Oceanic</span> <span word="and">and</span> <span word="Atmospheric">Atmospheric</span> <span word="Administration">Administration</span>，<span word="NOAA">NOAA</span>）报告称，今年六、七、八月——北半球气象学意义上的夏天——全球平均气温创下自1880年有气温记录以来的新高。</p><p><span word="Seven">Seven</span> <span word="out">out</span> <span word="of">of</span> <span word="the">the</span> <span word="nine">nine</span> <span word="months">months</span> <span word="this">this</span> <span word="year">year</span> <span word="have">have</span> <span word="made">made</span> <span word="their">their</span> <span word="way">way</span> <span word="to">to</span> <span word="the">the</span> <span word="record">record</span> <span word="books">books</span>. <span word="Now">Now</span> <span word="that">that</span> <span word="it">it</span>'<span word="s">s</span> <span word="fall">fall</span>, <span word="September">September</span> <span word="saw">saw</span> <span word="its">its</span> <span word="highest">highest</span> <span word="temperature">temperature</span> <span word="on">on</span> <span word="record">record</span>, <span word="for">for</span> <span word="land">land</span> <span word="and">and</span> <span word="ocean">ocean</span> <span word="surfaces">surfaces</span>.</p><p>今年过去的九个月中，七个月份的气温都创造了历史记录。现在正是北半球的秋天，九月份的陆地和海洋表面温度都创造了高温新纪录。</p><p><span word="What">What</span> <span word="do">do</span> <span word="scientists">scientists</span> <span word="point">point</span> <span word="to">to</span> <span word="for">for</span> <span word="this">this</span> <span word="phenomenon">phenomenon</span>?</p><p>科学家对这种现象作何解释？</p>
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