Today, building sustainable communities has become a global challenge that presents exciting new opportunities for the use of green roofs.

Green roofs have been used around the world for centuries, particularly in Western Europe, yet little is known about how they perform in localized climates.

In the Vancouver Lower Mainland region of British Columbia, increased population is resulting in an unsustainable increase in stormwater runoff and energy consumption. People are starting to recognize that green roof technology can help address these issues.