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EnergySail promises wind-solar combo for cleaner shipping

This rigid sail concept and other technologies could produce fuel savings of over 40 percent while lowering emissions.

By November 7, 2012

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Pacific islands go 100 percent solar

Tokelau's islands, a territory of New Zealand, are going on a sun-juice diet, and Crave's Eric Mack is jealous.

By November 8, 2012