These are critical times in the fight to combat global warming, and around the world countries are turning to renewable energy sources to provide clean electricity.

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The story itself revolves around a world blackened by ash which pours perpetually from a series of volcanoes turning the earth brown and the sky red.

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Once the poster child for urban despair, New Orleans may develop a blueprint for turning a devastated region into a role model not only for other American cities but for struggling urban regions around the world.

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