Italian architect Stefano Boeri has unveiled plans for a city near China's Liuzhou, featuring towers completely covered in trees and plants to combat air pollution.
The Liuzhou Forest City will feature nearly 40,000 trees and almost one million plants, comprising 100 different species. The greenery is designed to trail over balconies and the roofs of a series of skyscrapers spanning 175 hectares along the Liujiang river, in the mountainous area of Guangxi.

Following on from Boeri's past trials of "vertical forests" in Milan and in Lausanne, the masterplan forms part the architect's Forest City concept, which will see cities made up of plant-covered skyscrapers rolled out across China's urban areas as a way to offset urban pollution. The architect's studio Stefano Boeri Architetti has also proposed a similar design for city in Shijiazhuang, while its pair of plant-covered skyscrapers recently broke ground in the centre of Nanjing.
Each scheme provides sustainable high-density housing and office space packed heavily with greenery, as a way to depollute the surrounding environment by filtering dust particles from the air and absorbing carbon dioxide.

Liuzhou will provide homes for 30,000 across a variety of residential areas, and include commercial and recreational spaces, two schools and a hospital. The architect estimates that the greenery will absorb nearly 10,000 tonnes of CO2 and 57 tonnes of pollutants per year, while also pro...