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Energy as a resource, both present and future

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Topic Activity:

  1. hydro power 1, most recently on 30 November 2013
  1. In hydro power HydroBee charges your gadgets with hydropower http://t.co/ogbXgUCa1y #outdoors #tech http://t.co/L6sMM6JyWf on 30 November 2013 » Reply » Retweet » Favorite