History Of Green Roofs

Container gardens on roofs where plants are maintained in pots are not generally considered to be true green roofs although.

History of green roofs.

The origins of green roofs began thousands of years ago. The history of green roofing goes back thousands of years and is beginning to take off with a vengeance as we look at new and innovative ways to make the world around us more sustainable. In ancient times green roofs consisted of cave like structures or sod roofs covered with earth and plants commonly used for agriculture dwelling and ceremonial purposes. The initial expense of green rooftops often turns away prospective clients.

These early shelters provided protection from the elements good insulation during the winter months and a cool location in the summer. A famous historic green roof is the hanging gardens of babylon one of the. They were built over arched stone beams and waterproofed with layers of reeds and thick tar. The history of green roofs.

The history of green roofs in the uk not as popular as in the rest of europe the uk was a late comer to embracing the idea of green roofs. They were considered as one of the seven wonders of the ancient world were constructed around 500 b c. Well a living roof is a roof covered in grasses flowers turf and sometimes even trees and shrubs. Things are now beginning to change and the pace of development is increasing especially in our cluttered cities where a splash of greenery is welcomed by urban dwellers.

In recent years you may have heard the term green roof or living roof and probably wondered what it refers. Using vegetation on roofs dates back to the earliest known structures where plants such as moss grass and bark gave a primitive form of insulation to keep the house cool in the summer months and warm in the winter. A green roof or living roof is a roof of a building that is partially or completely covered with vegetation and a growing medium planted over a waterproofing membrane it may also include additional layers such as a root barrier and drainage and irrigation systems. Because green roofs require professional design careful structural analysis and multiple layers and systems even extensive green roofs usually start at 8 per square foot significantly more expensive than the 1 25 per square foot for built up roofs burs source.