• Rolf Albern - Solar Technik 123
  Rolf Albern, from Berlin, Germany, specializes in alternative/natural forms of energy such as solar, wind, etc. SolarTechnik123 has a lot of information (in German) about many issues, most of which having to do with the environment as well as the solutions used to provide the world with an abundant amount of energy while reducing pollution.
  in Public bookmarks with africa albern energy europe germany rolf sahara solar water wind

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