国内英语资讯:Beijing air pollution indicator levels lowest since 2013
<p><span word="BEIJING">BEIJING</span>, <span word="Aug">Aug</span>. 21-- <span word="Beijing">Beijing</span> <span word="Monday">Monday</span> <span word="reported">reported</span> <span word="the">the</span> <span word="lowest">lowest</span> <span word="record">record</span> <span word="for">for</span> <span word="a">a</span> <span word="major">major</span> <span word="air">air</span> <span word="pollution">pollution</span> <span word="indicator">indicator</span> <span word="for">for</span> <span word="January">January</span>-<span word="July">July</span> <span word="period">period</span> <span word="since">since</span> 2013.</p><p><span word="The">The</span> <span word="PM">PM</span>2.5 <span word="density">density</span> <span word="averaged">averaged</span> 64 <span word="micrograms">micrograms</span> <span word="per">per</span> <span word="cubic">cubic</span> <span word="meter">meter</span> <span word="in">in</span> <span word="the">the</span> <span word="first">first</span> <span word="seven">seven</span> <span word="months">months</span> <span word="of">of</span> 2017, <span word="down">down</span> 34.7 <span word="percent">percent</span> <span word="from">from</span> <span word="the">the</span> <span word="same">same</span> <span word="period">period</span> <span word="in">in</span> 2013, <span word="according">according</span> <span word="to">to</span> <span word="Beijing">Beijing</span> <span word="Environmental">Environmental</span> <span word="Protection">Protection</span> <span word="Bureau">Bureau</span>.</p><p><span word="PM">PM</span>2.5 <span word="density">density</span> <span word="measures">measures</span> <span word="the">the</span> <span word="concentration">concentration</span> <span word="of">of</span> <span word="small">small</span>, <span word="breathable">breathable</span> <span word="particles">particles</span> <span word="in">in</span> <span word="the">the</span> <span word="air">air</span> <span word="and">and</span> <span word="is">is</span> <span word="often">often</span> <span word="used">used</span> <span word="as">as</span> <span word="a">a</span> <span word="gauge">gauge</span> <span word="for">for</span> <span word="smog">smog</span>.</p><p><span word="Smog">Smog</span> <span word="has">has</span> <span word="become">become</span> <span word="a">a</span> <span word="frequent">frequent</span> <span word="occurrence">occurrence</span> <span word="in">in</span> <span word="north">north</span> <span word="China">China</span> <span word="in">in</span> <span word="recent">recent</span> <span word="years">years</span>, <span word="particularly">particularly</span> <span word="in">in</span> <span word="winter">winter</span>, <span word="due">due</span> <span word="to">to</span> <span word="the">the</span> <span word="high">high</span> <span word="concentration">concentration</span> <span word="of">of</span> <span word="industry">industry</span>, <span word="excessive">excessive</span> <span word="use">use</span> <span word="of">of</span> <span word="coal">coal</span>, <span word="climate">climate</span> <span word="change">change</span> <span word="and">and</span> <span word="the">the</span> <span word="explosive">explosive</span> <span word="growth">growth</span> <span word="of">of</span> <span word="private">private</span> <span word="vehicles">vehicles</span> <span word="among">among</span> <span word="other">other</span> <span word="reasons">reasons</span>.</p><p><span word="Beijing">Beijing</span> <span word="has">has</span> <span word="been">been</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="cities">cities</span> <span word="which">which</span> <span word="suffered">suffered</span> <span word="the">the</span> <span word="most">most</span> <span word="from">from</span> <span word="smog">smog</span>.</p><p><span word="The">The</span> <span word="government">government</span> <span word="said">said</span> <span word="PM">PM</span>2.5 <span word="levels">levels</span> <span word="have">have</span> <span word="been">been</span> <span word="lowered">lowered</span> <span word="as">as</span> <span word="the">the</span> <span word="city">city</span> <span word="progresses">progresses</span> <span word="in">in</span> <span word="its">its</span> 2017 "<span word="clean">clean</span> <span word="air">air</span>" <span word="targets">targets</span> <span word="of">of</span> <span word="replacing">replacing</span> <span word="coal">coal</span> <span word="with">with</span> <span word="clean">clean</span> <span word="energy">energy</span> <span word="in">in</span> 4,000 <span word="furnaces">furnaces</span>, <span word="removing">removing</span> 300,000 <span word="polluting">polluting</span> <span word="vehicles">vehicles</span> <span word="from">from</span> <span word="roads">roads</span>, <span word="and">and</span> <span word="relocating">relocating</span> 500 <span word="rudimentary">rudimentary</span> <span word="manufacturers">manufacturers</span>.</p><p><span word="Beijing">Beijing</span> <span word="aims">aims</span> <span word="to">to</span> <span word="lower">lower</span> <span word="its">its</span> <span word="PM">PM</span>2.5 <span word="yearly">yearly</span> <span word="average">average</span> <span word="from">from</span> 73 <span word="micrograms">micrograms</span> <span word="per">per</span> <span word="cubic">cubic</span> <span word="meter">meter</span> <span word="in">in</span> 2016 <span word="to">to</span> 60 <span word="in">in</span> 2017. <span word="It">It</span> <span word="will">will</span> <span word="be">be</span> <span word="a">a</span> <span word="challenging">challenging</span> <span word="target">target</span> <span word="as">as</span> <span word="PM">PM</span>2.5 <span word="usually">usually</span> <span word="increases">increases</span> <span word="in">in</span> <span word="winter">winter</span> <span word="when">when</span> <span word="the">the</span> <span word="atmosphere">atmosphere</span> <span word="is">is</span> <span word="more">more</span> <span word="static">static</span> <span word="and">and</span> <span word="households">households</span> <span word="turn">turn</span> <span word="on">on</span> <span word="coal">coal</span>-<span word="burning">burning</span> <span word="heaters">heaters</span>.</p>
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