1b233fcd_Building_Envelope_Technologies__Application
[Technology] Green Roofs [Benefits] Vegetation on the roof reduces heat load and adds insulation to the roof. Also reduces storm runoff from roof. [Weighted Score] 33 [Application] 
Appropriate for deployment within most building categories with higher roof to conditioned floor area ratios and should be considered in building design, renovation, or during roof replacement projects.
Federal Energy Management Program: New and Underutilized Building Envelope Technologies
Application