From Mercola:
http://articles.mercola.com/sites/articles/archive/2015/02/08/regenerating-soil.aspx?e_cid=20150208Z1_SNL_C_art_1&utm_source=snl&utm_medium=email&utm_content=art1&utm_campaign=20150208Z1_SNL_C&et_cid=DM68814&et_rid=835175377
Thanks for sharing. Her book, although not about permaculture, was actually one of the books that got me hooked on the idea anyways. As I see it, if the soil is regenerating and improving year over year, then it is an inherent success. That's just how good investments should work, plain and simple.
The moustache of a titan! The ad of a flea:
It's like being on a deserted island - only with gardens and natural buildings in Montana