A nice collection of Permaculture Posters. It appears that they are only available in SA, but you can download the low-res version for educational use?
Does anyone know of sources of high-quality prints like these available in the US?
taking things to their illogical extreme, one conversation at a time...
Be reasonable. You can't destroy everything. Where would you sit? How would you read a tiny ad?
Switching from electric heat to a rocket mass heater reduces your carbon footprint as much as parking 7 cars