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国家支持的绿色革命

伦敦—关于构建绿色未来的讨论往往着重于改进从可再生资源生产能源的需要上。但这只是第一步。改善储存和释放能源的机制——当太阳不再照耀,风不再吹或电动车在移动时——也很重要。而与流行的见解相反,公共部门领导着通向有效方案之路。

自20世纪90年代锂电池(电子消费品中常见的可重复充电电池)实现商业开发以来,足够有效地储存和释放电能从而让可持续能源资源成为化石燃料的可靠替代品一直是令人心焦的挑战。比尔·盖茨和伊隆·马斯克等企业家富豪对克服这一挑战的尝试一直是热门媒体预测的焦点。那么,要多少亿万富豪才能改变一块电池?

最后的答案是零。本周,美国能源部下属高级能源研究计划局(ARPA-E)主任艾伦·威廉姆斯(Ellen Williams)宣布该机构已经打败了亿万富豪。她说,ARPA-E已经找到了“电池的圣杯”,能让我们“创造全新的电池技术方法,让它起作用,并且在商业上可行。”

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