Green Roofs And Rooftop Gardens

Green roofs for healthy cities grhc is the north american industry association for the green roof and wall sectors.

Green roofs and rooftop gardens.

A green roof or rooftop garden is a vegetative layer grown on a rooftop. Low tech options for greener living by nigel dunnett dusty gedge john little and ed snodgrass mostly for its overview and achievable examples. Garden roof assembly hydrotech s garden roof assemblies combine the proven performance of our monolithic membrane 6125 roofing waterproofing with proven green technology. Green roof resourcesmost information on green roofs is aimed at big buildings but a few solid residential resources exist.

A roof garden however can ease the burden on homes and commercial buildings. Using green roofs in cities or other built environments with limited vegetation can moderate the heat island effect particularly during the day. Unlike conventional earth covered structures garden roof assemblies are lightweight and can be installed on a wide variety of new and existing structures. Grhc develops and protects the market by increasing the awareness of the economic social and environmental benefits of green roofs green walls and other forms of living architecture through education advocacy professional development and celebrations of excellence.

A study by the national research council of canada found that an exposed roof can get as hot as 158 f on a sunny day. An identical roof when covered by a green shady roof garden stays relatively cool at just 77 f. Green roofs provide shade remove heat from the air and reduce temperatures of the roof surface and surrounding air. First grab small green roofs.