We fear the breakdown of the electric grid, the end of non-renewable resources, the expansion of deserts, the loss of islands, and the pollution of our air and water.

我们担心电网会崩溃、不可再生资源会枯竭、沙漠会扩张、岛屿会消失、空气和水会受到污染。

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Around the world, electric power systems that have added significant amounts of renewable energy to the grid require both costly and creative solutions.

世界上，电力系统为电网带来了大量的可再生能源，而这种电网要求的解决方案不仅造价高而且还得具有创造性。

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A national (or, better still, international) grid is the essential prerequisite for a largely renewable energy supply.

全国性的电网(或更好的国际电网)是大规模可再生能源供应的前提。

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We need to move on." McCoy believes the best way to get more solar,wind and tidal power on the grid is to offer renewable energy generators a government guarantee.

VOA: standard.2010.03.23

In keeping with Earth Hour's initiative, the quadrocopters will utilize batteries that were charged in Austria using green energy from the Austrian renewable energy grid specifically for this event.

ENGADGET: Quadrocopter fleet stuns Londoners with giant hovering Star Trek logo (video)

Upgrading our grid can play an important role in moving towards these bold but achievable goals, as well as integrating renewable energy into the grid while also becoming better able to facilitate the wider use and charging of electric vehicles.

WHITEHOUSE: Energy and Environment Latest News | The White House

Of course, more distributed generators contributing variable renewable energy to the grid means an increasing challenge to regulate the consistency of supply and demand.

FORBES: Distributed Generation: Key Part of Our Energy Future - Phil Harris