Permaculture teaching; permaculture designing; permaculture educating; permaculture consulting; permaculture landscaping; permaculture building; permaculture lecturing; agricultural system designing; agricultural system landscaping. As defined in the book Permaculture A Designers Manual by Bill Mollison permaculture is the conscious design and maintenance of agriculturally productive ecosystems which have the diversity, stability, and resiliance of natural ecosystems. It is the harmonious integration of landscape and people providing their food, energy, shelter, and other material and non-material needs in a sustainable way