You might add some solar-powered lights to accentuate walkways and decks.

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Light, a company that makes portable, rechargeable, solar-powered lights.

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Now a Norwegian charity is running a pilot project to install 50 solar-powered street lights in the capital, while other donors are watching from a distance to see if that works.

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Last year, the U.S Army Corps of Engineers installed more than 1, 000 solar-powered street lights in Fallujah, a predominantly Sunni city in central Iraq that was the scene of a brutal battle between insurgents and U.S. soldiers in 2004.

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Light Energy that produces and sells solar-powered LED lanterns to replace kerosene lights in the emerging market villages.

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At Language of the Birds, solar-powered books mimic birds in motion: the open pages and bindings appear as wings and LED lights within the books create patterns.

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