Wind power is a very clean source of energy.

风能是一种非常清洁的能源。

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Although he went through a hard time, the farmer never became discouraged from achieving his goal—providing his village with a clean water source.

尽管经历了一段艰难的时期，这位农民在实现他的目标时从未气馁——为他的村庄提供干净的水源。

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Now we have a clean source of water and safe latrines in our homes and schools.

我们的家中和学校里如今已有洁净水源和卫生条件好的厕所。

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Meanwhile, whatever happens with nuclear energy, solar power remains the most dynamic, fastest-growing source of clean, renewable energy and, indeed, of any energy source.

FORBES: Solar Power: Ready, Set, Grow

And the solar industry is both an affordable and sustainable source of clean energy, and a significant job creator.

FORBES: Government Subsidies: Silent Killer Of Renewable Energy

The Obama administration and most of Congress do not want to deter companies from expanding this source of clean power.

FORBES: Undervalued Utility Stock Buy