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| Iceland Picture – Aurora Photo – National Geographic Photo of the Day See a photo of an aurora lighting up the sky in Iceland, from National Geographic. photography.nationalgeographic.com/...of.../aurora-iceland/ | ||
| As Jet Fuel Prices Soar - National Geographic The most eagerly anticipated biofuel for commercial flight could be certified this summer, offering hope for aviation to cut its petroleum dependence. news.nationalgeographic.com/.../110520-jet-fuel-biofuel-for-c... |
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