Prof. Michael Braungart at SWR1 (DE)

Wed, 07/08/2015 - 18:18 -- editor_braungart
Wednesday, November 10, 2010

"Humans," says Michael Braungart, "are the only creatures that make waste." He wants to change that. Wed, 10.11.2010 | 10.00 clock SWR1 Baden-Württemberg

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