A crash course in changing the world.
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Sepp Holzer, an Austrian farmer, uses innovative farming techniques and polyculture to create a dif… Tags: agriculture, aquaculture Mark Mulkerin Mar 21, 2010 156 views
TED Talk from TED2010. Sustainable aquaculture as the future we need to make happen. Going back to… Tags: relationships, sustainability SaraBB Mar 11, 2010 32 views
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