Permaculture
Overview
Permaculture is an approach to designing human settlements and agricultural systems that is modeled on the relationships found in nature. It is based on the ecology
Ecology
Ecology is the scientific study of the relations that living organisms have with respect to each other and their natural environment. Variables of interest to ecologists include the composition, distribution, amount , number, and changing states of organisms within and among ecosystems...

 of how things interrelate rather than on the strictly biological concerns that form the foundation of modern agriculture
Intensive farming
Intensive farming or intensive agriculture is an agricultural production system characterized by the high inputs of capital, labour, or heavy usage of technologies such as pesticides and chemical fertilizers relative to land area....

. Permaculture aims to create stable, productive systems that provide for human needs; it's a system of design where each element supports and feeds other elements, ultimately aiming at systems that are virtually self-sustaining
Self-sustainability
A system is self-sustaining if it can maintain itself by independent effort. The system self-sustainability is:# the degree at which the system can sustain itself without external support...

 and into which humans fit as an integral part.

Permaculture as a systematic method was developed by Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

ns Bill Mollison
Bill Mollison
Bruce Charles 'Bill' Mollison is a researcher, author, scientist, teacher and naturalist. He is considered to be the 'father of permaculture', an integrated system of design, co-developed with David Holmgren, that encompasses not only agriculture, horticulture, architecture and ecology, but also...

 and David Holmgren
David Holmgren
David Holmgren is an ecologist, ecological design engineer and writer. He is known as one of the co-originators of the permaculture concept with Bill Mollison.- Life and work :Holmgren was born in the state of Western Australia...

 during the 1970s.
 
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