Report on the Environmental Benefits and Costs of Green Roof Technology for the City of Toronto

Urban Farm DB summary

This report presents findings on the municipal-level benefits of implementing green roof technology in Toronto, Canada. Quantifiable monetary benefits included stormwater flow reduction (including impact on combined sewer overflow), air quality improvement, reduced direct energy use, and reduction in the urban heat island effect. Other benefits like aesthetic improvement, increased property values, use as amenity spaces, food production, and increased biodiversity were identified but could not be quantified in this report, requiring further work.