A roof yard is a garden on the roof of a building. Besides the decorative advantage, roofing plantings may provide food, temperature control, hydrological benefits, building enhancement, habitats or passages for wildlife, entertainment opportunities, and in large range it may even have environmental advantages. The method of cultivating food on the rooftop of buildings is occasionally referred to as roof farming. Rooftop farming is generally done making use of green roof, hydroponics, aeroponics or air-dynaponics systems or container gardens.
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