新地质时代来临！地球进入“人类世”
<p>科学家近日投票决定，地球已进入新地质时代——“人类世”，并指出20世纪中叶是“人类世”的起点。人类活动已经对地球造成了重大影响，甚至可能改变地球的演化发向。</p><p><span word="Last">Last</span> <span word="week">week</span>, <span word="a">a</span> <span word="panel">panel</span> <span word="of">of</span> <span word="scientists">scientists</span> <span word="voted">voted</span> <span word="in">in</span> <span word="favor">favor</span> <span word="of">of</span> <span word="classifying">classifying</span> <span word="the">the</span> <span word="age">age</span> <span word="we">we</span> <span word="are">are</span> <span word="living">living</span> <span word="in">in</span> <span word="as">as</span> <span word="a">a</span> <span word="new">new</span> <span word="geological">geological</span> <span word="epoch">epoch</span>—<span word="the">the</span> “<span word="Anthropocene">Anthropocene</span>”—<span word="after">after</span> <span word="reviewing">reviewing</span> <span word="available">available</span> <span word="evidence">evidence</span> <span word="on">on</span> <span word="the">the</span> <span word="issue">issue</span>.</p><p>上周，一组科学家在审阅了现有证据之后，投票赞成将我们所处的时代划分为一个新的地质时代——人类世。</p><p><span word="Anthropocene">Anthropocene</span> /æ<span word="n">n</span>ˈθ<span word="r">r</span>ɒ<span word="p">p</span>əˌ<span word="si">si</span>ː<span word="n">n</span>/：人类世</p><p><span word="Since">Since</span> <span word="it">it</span> <span word="was">was</span> <span word="first">first</span> <span word="formally">formally</span> <span word="proposed">proposed</span> <span word="more">more</span> <span word="than">than</span> <span word="a">a</span> <span word="decade">decade</span> <span word="ago">ago</span>, <span word="the">the</span> <span word="name">name</span> <span word="has">has</span> <span word="been">been</span> <span word="the">the</span> <span word="subject">subject</span> <span word="of">of</span> <span word="intense">intense</span> <span word="debate">debate</span> <span word="among">among</span> <span word="experts">experts</span>. <span word="But">But</span> <span word="the">the</span> 34-<span word="member">member</span> <span word="Anthropocene">Anthropocene</span> <span word="Working">Working</span> <span word="Group">Group</span> (<span word="AWG">AWG</span>) <span word="chaired">chaired</span> <span word="by">by</span> <span word="Jan">Jan</span> <span word="Zalasiewicz">Zalasiewicz</span>, <span word="of">of</span> <span word="the">the</span> <span word="University">University</span> <span word="of">of</span> <span word="Leicester">Leicester</span> <span word="in">in</span> <span word="the">the</span> <span word="UK">UK</span>, <span word="decided">decided</span> <span word="that">that</span> <span word="humans">humans</span> <span word="are">are</span> <span word="having">having</span> <span word="such">such</span> <span word="a">a</span> <span word="profound">profound</span> <span word="impact">impact</span> <span word="on">on</span> <span word="our">our</span> <span word="planet">planet</span> <span word="that">that</span> <span word="the">the</span> <span word="term">term</span> <span word="is">is</span> <span word="a">a</span> <span word="valid">valid</span> <span word="one">one</span>, <span word="Nature">Nature</span>.<span word="com">com</span> <span word="reported">reported</span>.</p><p>自从十多年前这个术语首次被正式提出以来，专家们一直为此进行激烈的争论。据自然杂志网站报道，人类世工作组（<span word="AWG">AWG</span>）确定，人类对地球产生了如此深远的影响，这一说法是有理有据的。人类世工作组由英国莱斯特大学的简·扎拉塞维奇担任主席，共有34名成员。</p><p><span word="The">The</span> <span word="International">International</span> <span word="Commission">Commission</span> <span word="on">on</span> <span word="Stratigraphy">Stratigraphy</span> (<span word="ICS">ICS</span>)—<span word="which">which</span> <span word="oversees">oversees</span> <span word="the">the</span> <span word="geological">geological</span> <span word="time">time</span> <span word="chart">chart</span>—<span word="has">has</span> <span word="yet">yet</span> <span word="to">to</span> <span word="approve">approve</span> <span word="the">the</span> <span word="new">new</span> <span word="term">term</span>. <span word="But">But</span> <span word="in">in</span> <span word="the">the</span> <span word="wake">wake</span> <span word="of">of</span> <span word="the">the</span> <span word="latest">latest</span> <span word="vote">vote</span>, <span word="the">the</span> <span word="AWG">AWG</span> <span word="will">will</span> <span word="submit">submit</span> <span word="a">a</span> <span word="formal">formal</span> <span word="proposal">proposal</span> <span word="to">to</span> <span word="the">the</span> <span word="ICS">ICS</span> <span word="by">by</span> 2021 <span word="in">in</span> <span word="a">a</span> <span word="bid">bid</span> <span word="to">to</span> <span word="formally">formally</span> <span word="define">define</span> <span word="our">our</span> <span word="current">current</span> <span word="era">era</span>, <span word="where">where</span> <span word="mankind">mankind</span> <span word="is">is</span> <span word="the">the</span> <span word="dominant">dominant</span> <span word="influence">influence</span> <span word="on">on</span> <span word="the">the</span> <span word="planet">planet</span>'<span word="s">s</span> <span word="climate">climate</span> <span word="and">and</span> <span word="environment">environment</span>.</p>
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