While ivy-covered walls have long been admired for their classic beauty, the intentional use of vegetation on building exteriors is gaining recognition for its environmental benefits. Green façades can improve energy efficiency by managing building temperatures, reduce outdoor heat, mitigate the urban heat island effect, and even decrease air pollution. This article explores the advantages of green façades, from their cooling capabilities to their role in reducing wind tunnel effects.
The obvious purpose of a building’s exterior walls is to support a building’s roof and floors and mediate between indoor and outdoor conditions.Ivy-covered walls on heritage buildings are seen to add a touch of classy esthetics. Today, the intentional use of vegetation on a building’s exterior is gaining increased recognition for other reasons.
The use of green infrastructure is well-established, as evidenced by the green roofs on many of today’s buildings around the world.on all new commercial, institutional and residential developments, including any additions, with a minimum gross floor area of 2,000 m² as well as industrial buildings with floor areas greater than 2,000 m² gross.
“These traditional green façades are made of creeper plants that climb on their own using the building façade wall material as support,” the researchers explain. “In these systems, climbing plants are usually placed at the base of the building façade walls and simple support systems adherent to the wall can be used.”
Even double-skin green facades can be used. The secondary support structures extend the range of possible creepers, including those that use filiform tendrils, spines, etc., and even certain species used in agricultural food production.
GREEN WALLS CLIMATE CHANGE ENERGY EFFICIENCY URBAN PLANNING AIR QUALITY
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