Frankfurt Airport’s Green Roof System

One of the largest airports in the world, Frankfurt, has installed an extensive system of green roofs of about 40000 m2. The intention is to improve the environment, including benefits for air quality, temperature regulation and experiential qualities including noise reduction. A study at the airport has indicated a reduction of about 5 dB as measured in conjuction with a 10cm thick roof¹. Read more: ¹Dunnett, N., and N. Kingsbury. 2004. Planting green roofs and living walls. Timber Press, Inc., Portland, Ore.