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| | Ecological Engineering Group |
 | | The term was first coined by Bill Mollison of Tasmania, Australia in 1972, by merging the terms, "permanent" and "agriculture." Although originally developed for small subsistence farms, the practice has expanded to apply to gardens and urban settings. |
 | | The practice was originally oriented to subsistence farms in Tasmania, which typically were small and on poor land. |
 | | As was the case in many cities at this time, storm sewers carried a combination of sewage, street debris and other wastes, and storm water to the nearest body of water. |
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