Wednesday, October 13, 2010

What's Permaculture

PREMACULTURE
Permaculture is an approach to designing human settlements andagricultural systems that mimic the relationships found in natural ecologies.Permaculture is sustainable land use design. This is based on ecological and biological principles, often using patterns that occur in nature to maximise effect and minimise work. Permaculture aims to create stable, productive systems that provide for human needs, harmoniously integrating the land with its inhabitants. The ecological processes of plants, animals, their nutrient cycles, climatic factors and weather cycles are all part of the picture. Inhabitants’ needs are provided for using proven technologies for food, energy, shelter and infrastructure. Elements in a system are viewed in relationship to other elements, where the outputs of one element become the inputs of another. Within a Permaculture system, work is minimised, “wastes” become resources, productivity and yields increase, and environments are restored. Permaculture principles can be applied to any environment, at any scale from dense urban settlements to individual homes, from farms to entire regions.
Zones:
Permaculture zones are a way of organizing design elements in a human environment on the basis of the frequency of human use and plant or animal needs.
Frequently manipulated or harvested elements of the design are located close to the house in zones one and two such as herbs for the kitchen.
Whereas chickens, for example, like to be close for their security but need to be kept at a safe distance to reduce noise, destruction of delicate plants such as herbs and vegetables and any risk of contamination. Less frequently used or manipulated elements, and elements that benefit from isolation (such as wild species) are farther away
Elements of design:
Permaculture principles draw heavily on the practical application of ecological theory to analyze the characteristics and potential relationships between design elements.
Each element of a design is carefully analyzed in terms of its needs, outputs, and properties. For example chickens need water, moderated microclimate and food, producing meat, eggs, and feathers as well as manure which can help break up hardsoil .
Design elements are then assembled in relation to one another so that the products of one element feed the needs of adjacent elements. Synergy between design elements is achieved while minimizing waste and the demand for human labor or energy. Exemplary permaculture designs evolve over time, and can become extremely complex mosaics of conventional and inventive cultural systems that produce a high density of food and materials with minimal input

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