It’s called CityTree and developed in Dresden by Green City Solution. It is free standing urban infrastructure which contributes to the community’s green lungs. CityTree composed of a bench on each side of a green planted wall. The wall has an integrated water tank with automated irrigation system powered by a solar on top. Wind and air pressure generated in the urban space leads air through the wall which captures pollutants. In addition, the various plants attract insects that contribute to community biodiversity.