Solar energy, whose time has come, is very suitable to heat water or make electricity.

太阳能的时代已经到来，它非常适合用来加热水或发电。

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A novel approach that USES both heat and light from the sun to make electricity could potentially double the output of solar panels (a New Way to use the sun's Energy).

这种同时利用太阳热力和光线来发电的新方法，可能会让太阳能电池板的电力输出增加一倍(参见“使用太阳能的新方式”一文)。

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Well-designed air curtain could make use of cool air effectively, reduce the heat load and save the energy.

良好的风幕系统可以提高冷空气的利用率，达到减少热负荷，节约能源的目的。

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Interestingly enough, I ran because I wanted to make sure Mainers could heat their homes and have become a fierce advocate of energy efficiency and renewable energy.

FORBES: Meet the Maine Representative Who Counts Jezebel Among Her Favorite Blogs

Indeed, on the tiny residential scale think about how much energy is wasted when you heat up a whole kettle of water to make just one cup of tea.

FORBES: To Conserve Energy - Conserve Water

ArcelorMittal Steel USA is finding an uncommon way to beat the competition: It is cutting energy consumption at one of its steel plants in Chicago by re-using heat to make electricity.

FORBES: Recycling Wasted Heat and Power Could Clear the Air