Delhi's pollution and South Africa's solar power 新德里环境污染，南非发展太阳能
<p><span word="Delhi">Delhi</span>'<span word="s">s</span> <span word="pollution">pollution</span> <span word="and">and</span> <span word="South">South</span> <span word="Africa">Africa</span>'<span word="s">s</span> <span word="solar">solar</span> <span word="power">power</span> 新德里环境污染，南非发展太阳能</p><p>本集内容<span word="Cleaning">Cleaning</span> <span word="up">up</span> <span word="Delhi">Delhi</span>'<span word="s">s</span> <span word="air">air</span> 净化新德里的空气</p><p><span word="Solving">Solving</span> <span word="South">South</span> <span word="Africa">Africa</span>'<span word="s">s</span> <span word="power">power</span> <span word="crisis">crisis</span> 解决南非能源危机</p><p><span word="It">It</span>'<span word="s">s</span> <span word="morning">morning</span> <span word="rush">rush</span>-<span word="hour">hour</span> <span word="in">in</span> <span word="Delhi">Delhi</span>. <span word="Cars">Cars</span> <span word="slowly">slowly</span> <span word="inching">inching</span>. <span word="A">A</span> <span word="city">city</span> <span word="that">that</span>'<span word="s">s</span> <span word="slowly">slowly</span> <span word="choking">choking</span>. <span word="Delhi">Delhi</span>'<span word="s">s</span> <span word="air">air</span> <span word="is">is</span> <span word="the">the</span> <span word="worst">worst</span> <span word="in">in</span> <span word="the">the</span> <span word="world">world</span>. <span word="It">It</span>'<span word="s">s</span> 25 <span word="times">times</span> <span word="more">more</span> <span word="toxic">toxic</span> <span word="than">than</span> <span word="the">the</span> <span word="safe">safe</span> <span word="levels">levels</span> <span word="set">set</span> <span word="by">by</span> <span word="the">the</span> <span word="World">World</span> <span word="Health">Health</span> <span word="Organisation">Organisation</span> <span word="and">and</span> <span word="cars">cars</span> <span word="are">are</span> <span word="responsible">responsible</span> <span word="for">for</span> <span word="nearly">nearly</span> <span word="half">half</span> <span word="of">of</span> <span word="the">the</span> <span word="most">most</span> <span word="dangerous">dangerous</span> <span word="pollutants">pollutants</span>. <span word="Every">Every</span> <span word="week">week</span> <span word="more">more</span> <span word="than">than</span> 3,000 <span word="new">new</span> <span word="cars">cars</span> <span word="are">are</span> <span word="added">added</span> <span word="to">to</span> <span word="the">the</span> <span word="roads">roads</span> <span word="of">of</span> <span word="this">this</span> <span word="city">city</span>. <span word="The">The</span> <span word="government">government</span>'<span word="s">s</span> <span word="been">been</span> <span word="trying">trying</span> <span word="to">to</span> <span word="restrict">restrict</span> <span word="their">their</span> <span word="use">use</span> <span word="and">and</span> <span word="has">has</span> <span word="banned">banned</span> <span word="cars">cars</span> <span word="that">that</span> <span word="are">are</span> <span word="more">more</span> <span word="than">than</span> 15 <span word="years">years</span> <span word="old">old</span>.</p><p>新德里清晨的高峰期，车流缓慢地向前挪动。这是一个逐渐被呛得透不过气来的城市。新德里的空气质量目前是世界上最差的，其空气有毒性指数已高出世界卫生组织设定的安全指数25倍，而其中近一半的最危险的污染物来自于汽车。每周仍有超过3000辆的新车加入到这座城市的道路中，尽管政府一直试图限制车辆的使用，并已禁止车龄超过15年的汽车上路。</p><p><span word="Power">Power</span> <span word="from">from</span> <span word="the">the</span> <span word="sun">sun</span>. <span word="In">In</span> <span word="South">South</span> <span word="Africa">Africa</span>'<span word="s">s</span> <span word="Northern">Northern</span> <span word="Cape">Cape</span>, <span word="sunshine">sunshine</span> <span word="is">is</span> <span word="in">in</span> <span word="abundance">abundance</span>. <span word="Harnessing">Harnessing</span> <span word="that">that</span> <span word="power">power</span> <span word="would">would</span> <span word="seem">seem</span> <span word="to">to</span> <span word="be">be</span> <span word="a">a</span> <span word="logical">logical</span> <span word="step">step</span> <span word="towards">towards</span> <span word="solving">solving</span> <span word="part">part</span> <span word="of">of</span> <span word="the">the</span> <span word="country">country</span>'<span word="s">s</span> <span word="energy">energy</span> <span word="crisis">crisis</span>. <span word="It">It</span>'<span word="s">s</span> <span word="a">a</span> <span word="crisis">crisis</span> <span word="which">which</span> <span word="is">is</span> <span word="well">well</span> <span word="documented">documented</span> – <span word="a">a</span> <span word="strained">strained</span> <span word="grid">grid</span>, <span word="blackouts">blackouts</span> <span word="and">and</span> <span word="now">now</span> <span word="a">a</span> <span word="price">price</span> <span word="increase">increase</span>. <span word="As">As</span> <span word="South">South</span> <span word="Africa">Africa</span>'<span word="s">s</span> <span word="predominantly">predominantly</span> <span word="coal">coal</span>-<span word="powered">powered</span> <span word="power">power</span> <span word="plants">plants</span> <span word="strain">strain</span> <span word="to">to</span> <span word="meet">meet</span> <span word="the">the</span> <span word="demand">demand</span>, <span word="renewable">renewable</span> <span word="energy">energy</span> <span word="is">is</span> <span word="becoming">becoming</span> <span word="more">more</span> <span word="attractive">attractive</span>.</p>
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