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Seoul is Planning ‘Wind Path Forests’ to Direct Fresh Air to the CBD: Seoul has announced plans to bring a concept called ‘wind path forests’ to life, to direct clean air into the city, absorb particles and lessen the urban heat island effect. Trees will be placed close together along rivers and roads to create wind paths so clean and cool air generated at night from Gwanaksan Mountain and Bukhansan Mountain can flow into the centre of Seoul. Three kinds of forests will direct and purify air, according to Cities Today. Wind-generating forests, including species such as pine trees and maple trees, will be cultivated so that they direct the fresh air from the forest to flow towards the city. Connecting forests will feature air-purifying plants, such as wild cherry …