2050年太阳能或成全球主要能源
<p><span word="By">By</span> <span word="mid">mid</span>-<span word="century">century</span>, <span word="the">the</span> <span word="sun">sun</span> <span word="could">could</span> <span word="be">be</span> <span word="the">the</span> <span word="largest">largest</span> <span word="source">source</span> <span word="of">of</span> <span word="energy">energy</span> <span word="and">and</span> <span word="help">help</span> <span word="reign">reign</span> <span word="in">in</span> <span word="global">global</span> <span word="warming">warming</span> <span word="by">by</span> <span word="preventing">preventing</span> <span word="the">the</span> <span word="release">release</span> <span word="of">of</span> <span word="billions">billions</span> <span word="of">of</span> <span word="tons">tons</span> <span word="of">of</span> <span word="carbon">carbon</span> <span word="dioxide">dioxide</span> <span word="emissions">emissions</span>, <span word="according">according</span> <span word="to">to</span> <span word="a">a</span> <span word="new">new</span> <span word="report">report</span> <span word="from">from</span> <span word="the">the</span> <span word="International">International</span> <span word="Energy">Energy</span> <span word="Agency">Agency</span>.</p><p>国际能源署（<span word="International">International</span> <span word="Energy">Energy</span> <span word="Agency">Agency</span>）在最近发布的一份报告中表示，到本世纪中叶，太阳能有可能成为全球使用规模最大的能源，这将会减少数十亿吨二氧化碳的排放，从而有助于抑制全球变暖趋势。</p><p><span word="The">The</span> <span word="bullish">bullish</span> <span word="report">report</span> <span word="is">is</span> <span word="the">the</span> <span word="latest">latest</span> <span word="dose">dose</span> <span word="of">of</span> <span word="good">good</span> <span word="news">news</span> <span word="for">for</span> <span word="the">the</span> <span word="solar">solar</span> <span word="industry">industry</span> <span word="that">that</span> <span word="has">has</span> <span word="seen">seen</span> <span word="phenomenal">phenomenal</span> <span word="growth">growth</span>. <span word="Global">Global</span> <span word="demand">demand</span> <span word="is">is</span> <span word="expected">expected</span> <span word="to">to</span> <span word="double">double</span> <span word="every">every</span> <span word="two">two</span> <span word="years">years</span> <span word="through">through</span> 2022 <span word="as">as</span> <span word="prices">prices</span> <span word="fall">fall</span> <span word="and">and</span> <span word="the">the</span> <span word="technology">technology</span> <span word="continues">continues</span> <span word="to">to</span> <span word="improve">improve</span>. <span word="The">The</span> <span word="United">United</span> <span word="States">States</span> <span word="is">is</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="markets">markets</span> <span word="poised">poised</span> <span word="for">for</span> <span word="strong">strong</span> <span word="growth">growth</span>.</p><p>对于近年增长势头迅猛的太阳能行业而言，这份乐观的报告无疑是一针强心剂。从现在起直到2022年，随着太阳能的价格逐步下降而技术持续完善，预期全球需求将会每两年翻上一番。美国市场更是有望出现强劲增长的市场之一。</p><p><span word="Though">Though</span> <span word="it">it</span> <span word="is">is</span> <span word="the">the</span> <span word="fastest">fastest</span> <span word="growing">growing</span> <span word="source">source</span> <span word="of">of</span> <span word="renewable">renewable</span> <span word="electricity">electricity</span>, <span word="solar">solar</span> <span word="power">power</span> <span word="still">still</span> <span word="only">only</span> <span word="represents">represents</span> <span word="a">a</span> <span word="fraction">fraction</span> <span word="of">of</span> <span word="energy">energy</span> <span word="mix">mix</span> <span word="dominated">dominated</span> <span word="by">by</span> <span word="fossil">fossil</span> <span word="fuels">fuels</span>. <span word="Globally">Globally</span>, <span word="it">it</span> <span word="provides">provides</span> 0.5 <span word="percent">percent</span> <span word="of">of</span> <span word="electricity">electricity</span> <span word="generation">generation</span> <span word="and">and</span>, <span word="in">in</span> <span word="the">the</span> <span word="United">United</span> <span word="States">States</span>, <span word="it">it</span> <span word="currently">currently</span> <span word="provides">provides</span> 0.2 <span word="percent">percent</span> <span word="of">of</span> <span word="energy">energy</span> <span word="generation">generation</span>.</p><p>虽然太阳能是增长最快的可再生电力来源，但在以矿物燃料为主的能源组合中，太阳能目前仍然只占很小的比例。从全球来看，太阳能发电仅占各类能源总发电量的0.5%，而在美国，这一比例仅为0.2%。</p>
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