![]() ![]() ![]() Green roofs are an accepted part of modern building in Europe, and some city and national governments have even mandated their use. This provides excellent thermal mass and insulation, but good waterproofing and appropriate drainage are essential.Ī green roof can be an oasis in a city landscapeĭesign: RAAarchitects. Earth-covered construction is a form of green roof, where the building is partly or completely covered by earth and vegetation.Green roofs and walls also provide other environmental benefits such as reducing stormwater runoff, decreasing urban heat island effects, and increasing biodiversity.Green walls can improve thermal performance by providing shading. Green roofs can improve the thermal performance of a building by providing thermal mass, insulation and shading.Green walls can be external or internal and include green façades with vines growing on walls or trellises, or ‘living’ wall structures that support plants and their growing medium.Intensive green roofs must be designed as part of a building, to ensure the structure will be suitable for the increased weight. Intensive green roofs have deeper substrates and can grow larger plants and even trees.Extensive green roofs have a thin layer of growing medium, and are best suited to hardy groundcovers and other plants with shallow root systems.Green roofs and walls incorporate a growing medium (soil, a growing mat) and vegetation. ![]()
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