Green Roof Movement

Toronto was the first city in north america to pass a green roof law in 2009 requiring new buildings or additions that are greater than 21 000 square feet to cover between 20 and 60 percent of.

Green roof movement.

The international greenroof greenwall industry s resource and online information portal. Green roofs have now been adapted by cities across the globe from toronto to seattle paris to singapore melbourne to basel. 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. We took a field trip to the largest green roof in new york city.

Green roofs are already improving city life and providing habitat to plants and animals but there s an even better idea hiding below the surface. Modern green roof technology began in the early seventies in germany when the first green roof systems were developed and marketed on a large scale. Then we imagined what the city could be like if all of its roof space was green. Over the past 10 years the green roof movement has gone mainstream.

Green roofs for healthy cities grhc is the north american industry association for the green roof and wall sectors. Green roof for healthy cities a nonprofit green roof trade association reports the industry grew by 10 percent from 2015 to 2016. A green roof movement to counter pollution rain runoff from roofs of buildings across the united states adds to the pollution of lakes and streams and can overburden sewage systems and storm. Unlike former green roofs this first approach offered reliable technology that provided sophisticated irrigation and protection against root ingress for rooftop gardens.

Green roofs for healthy cities mission is to develop and protect 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.