Edges | The Wildlife Gardener

The use of the “edge effect” is one of the core principles of permaculture.  From an ecological perspective, the area where two distinct ecosystems overlap — the edge — tends to house greater diversity and energy than either of those ecosystems do individually.

For instance, the edge between the woodland and my “backyard” not only creates an ecosystem for each of those species that make their home in either the forest or the grass, but also creates a unique ecosystem for species specially designed to inhabit the “edge” between….

Source: Edges | The Wildlife Gardener