"Edge effect" is found at the boundaries of two ecological systems where there is more synergism, biological activity, and variations in the microenvironment and which can be used to increase yields in designed systems. It also points to permaculture ideas as being "at the edge" of a change in the push towards a sustainable future".
Posts from a fledgling Permaculture site based in NE Scotland. Subjects such as Permaculture, Natural Farming, Organics, Sustainable building, small holding, self suffcient living. All photos that have (c)JWReid are mine, please share with good grace ;)