You know that the Fukushima Daiichi is now the site of one of the worst nuclear power crises the world has ever faced, but how much do you really know about energy generated by fission?
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Learn all you wanted to know about Chinese sturgeons with pictures, videos, photos, facts, and news from National Geographic.
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Calculate your carbon footprint from the energy you use, including car travel, air travel, home energy, and renewable energy.