History Of Green Roofs
The initial expense of green rooftops often turns away prospective clients.
History of green roofs. 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. The most famous green roofs were the hanging gardens of babylon. One of the seven wonders of the world the hanging gardens of babylon are perhaps the first example of draping our buildings in flora to make them more. The history of green roofs january 22nd 2020.
The history of green roofs. 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. They were considered as one of the seven wonders of the ancient world were constructed around 500 b c.
They were built over arched stone beams and waterproofed with layers of reeds and thick tar. A famous historic green roof is the hanging gardens of babylon one of the. These early shelters provided protection from the elements good insulation during the winter months and a cool location in the summer. Container gardens on roofs where plants are maintained in pots are not generally considered to be true green roofs although.
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. 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. 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. In recent years you may have heard the term green roof or living roof and probably wondered what it refers.