Research On Green Roofs

Gsa s green roof report estimated that green roofs on commercial and public buildings provide a payback based on 50 year average annual savings of about 6 2 years nationally internal rate of return of 5 2 and an roi of 224 based on a net present value of 2 7 square foot.

Research on green roofs.

Modern green roofs present a drainage layer obtained with porous media or plastic profiled panels. Chicago city hall chicago il building constructed. Green roof research institutions are located in several cities as including hannover berlin geisenheim and neubrandenburg. Roof research and implementation a major factor considering the coastal location of several nasa centers and facilities.

Available online 655 kb pennsylvania state university center for green roof research website. Many scientific researches focus on its cooling. Green roofs have been established for over 100 years and they have been become one of the key elements in urban area in the past few decades. Germany is the country with the most green roofs in the world and it is the country with the most advanced knowledge in modern green roof technology.

Nasa s research reveals that roofs covered with vegetation provide a cleaner environment energy savings and increased insulation. Forging a new industry in canada status report on benefits barriers and opportunities for green roof and vertical garden technology diffusion. Primary green roof costs are related to installation and maintenance. Research report for canada mortgage and housing corporation cmhc.

In particular the plastic profiles have a lower weight a easier installation and are stable. From green roofs atop buildings in new york and centers on the east west and gulf coasts. What sort of research is being done on green roofs. Center for green roof research the center the only location in north america with small test green roofs on replicated buildings characterizes and quantifies the performance of green roofs and promotes their discoveries through education and outreach.

The one block wide twelve story building had a. The green roof on the chicago city hall building was installed as part of a environmental protection agency study and initiative to reduce the urban heat island effect in the city and improve air quality. Additionally utilization of green roofs can dramatically reduce the surface temperature of urban environments something critically important for elderly and other sensitive populations.