到2030年,全球电力结构将彻底改变:如今在电力装机结构中化石燃料发电占2/3,而届时零排放电力来源将占50%以上。可再生能源发电在5574吉瓦的新增装机容量中将占60%以上的比重,并在7。7万亿美元的发电装机投资中占比65%。到2030年,屋顶太阳能光伏发电将占据主导地位,在新增装机容量和投资中将分别占1/5;虽然化石燃料发电在总发电量中所占的份额与2013年的67%相比有所下降,但仍有54%之多。因此,如果各国政府希望到2030年实现电力结构的彻底低碳化,就不能单纯依赖于非化石燃料发电技术成本的不断下降。
<<By 2030,the world’s power mix will have transformed:from today’s system with two-thirds fossil fuels to one with over half from zero-emission energy sources. Renewables will command over 60% of the 5574GW of new capacity and 65% of the MYM7.7 trillion of power investment. Rooftop solar PV will dominate,taking up a fifth of the capacity additions and investment to 2030. But fossil fuels will maintain a 54% share of generation-albeit down from 67% in 2013. As a result,governments cannot rely on declining technology costs if they want to fully decarbonise their power mix by 2030.
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