Wolfram Publications

Erik van Erne aka Milieunet is working on awareness and change of behaviour by means of communication about energy, sustainability, renewable energy, climate change, environment, waste, recycling, re-use, cradle to cradle, human rights, animal rights and international development cooperation.

Monday, March 22, 2010

World Water Day by The Big Picture and National Geographic Society

World Water Day by The Big Picture and National Geographic Society
op 19:18
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Erik van Erne
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