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by ImprovedSilence
5093 days ago
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That is a very interesting article, I love to see the innovation in these scenarios. I also kept clicking around on articles there, it seems national geographic has some very good/interesting articles. I particularly enjoyed this one involving pay as you go solar power, for lights and phones: http://newswatch.nationalgeographic.com/2012/04/17/pay-as-yo... |
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