The Permaculture Design Certificate Course (PDC) have been delivered since the early 1980's to possibly millions of people across the globe. All manner of people have done a PDC to equip themselves with an ability to confront constant cultural & environmental change & to become more sustainable, low energy-use members of the community. . . . The PDC is an efficient & cost effective means of gaining the knowledge of Permaculture Ethics & Principles together with amassing a skills, techniques & knowledge base for designing & developing sustainable human settlements - from a small home to a broad acre farm.