TED Talk: Cradle to Cradle: William McDonough
The principles and approaches of the work William McDonough has done are closely parallel with permaculture. This TED talk provides a concise overview of the ideas outlined in the highly recommended book he wrote, Cradle to Cradle.
Click https://www.ted.com/talks/william_mcdonough_cradle_to_cradle_design link to open resource.