Edible Eden Design offsets their greenhouse gas emissions through Greenfleet's planting of Native trees. This also provides essential habitat for native creatures, reduces soil degradation and improves water quality in the areas planted. 

Source the knowledge & experience from the website of well known writer Penny Woodward. A range of her books are available on her website. Here.

The Permaculture Research Institute  http://permaculture.org.au/  website contains information on Permaculture from within Australia and as it radiates around the world and back again...

There's more information and inspiration here than you could possibly believe...