A century later the picture was completely different: by then, the world had an electric industry, and a quarter of its generating capacity was water powered.

一个世纪后，情况完全不同了：这时，世界上已经有了电力工业，其四分之一的发电量是水力驱动的。

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The shorter distance between those separated charges in an ultracapacitor translates to a larger electric field—and much more energy storage capacity.

超级电容中分离电荷之间的距离越小，形成电场的越大，储存能力也就越大。

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'One of the core features of the project is to show that an electric vehicle does have the range and capacity to be a lot more like a normal driving vehicle than people expect at the moment,' he said.

他说其中一个该项目的核心特征是向世人展示电动车有更大的能力成为比人们这一刻所期待的普通汽车。

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Add high-capacity gas-electric hybrids (like our C-Max Energi) to the mix and the projected share jumps to 80%.

WSJ: Ford C-Max Hybrid Energi: The Bawdy Electric

With this action, Nissan becomes the first and only manufacturer in the automotive industry to provide limited warranty coverage for battery capacity loss for electric vehicles.

ENGADGET: Nissan upgrades US Leaf warranties, will 'restore' batteries that lose too much charge

Restoring the water-retaining capacity of hydro-electric dams by regular dredging and sand and silt removal is the only way left before the authorities.

FORBES: What Investors Need To Know About Clean Tech In India