If you don’t know how to fix it, don’t break it… door Erik de Bruijn · 2008-06-12 Severn Suzuki speaking at UN Earth Summit 1992
[RepRap] NL: Energie en grondstoffenefficiëntie 2008-10-09 door Erik de Bruijn · Published 2008-10-09
Zeitgeist and paradigm shifts (possible solutions) 2008-10-24 door Erik de Bruijn · Published 2008-10-24
3D printing a greener future: Pictures from the Green City Lab at PICNIC 2008-10-22 door Erik de Bruijn · Published 2008-10-22
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