He and fellow residents on the Danish island of Samso, have created a renewable clean energy system that produces power in abundance.

他和萨姆索岛上的居民一同创造了一个可循环，无污染，能够大量生产电量的能源系统。

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Proton membrane fuel cell (PEMFC) with its advantages such as high power density, rapid start and pollution-free becomes the first-selected clean energy system in 21st century.

质子膜燃料电池(PEMFC)以其高功率密度，启动迅速，无污染等优点成为21世纪首选清洁能源系统。

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Orbital debris could block all these benefits for centuries and prevent us from developing clean energy sources like space solar power satellites, exploring our Solar System and someday making humanity a multi-planetary civilization capable of surviving true climatic catastrophes.

FORBES: Beware Of Space Junk

We should be building an affordable power system based on our abundant clean energy from the wind, waves and sun.

BBC: UK shale gas bonanza 'not assured'