Big Idea on The 16 Aug 2011 showed an interview with Gunter Pauli on The Blue Economy. He has an interesting view on how to make the most of ideas that are already out there. When Gunter looks at making wast or problems useful and getting the most out of what we would see as wast product thinking out side the box. See the link below.
John Jordaan
http://www.abc.net.au/tv/bigideas/stories/2011/08/16/3293620.htm