The tragedy of Grenfell Tower in London, England is not that the exterior cladding was so flammable, it was that they did not have a baseline fire code that demanded sprinkler systems in buildings more than three stories. In Ontario all residential and commercial facilities must have an operational sprinkler system working in every room.
The seventh ancient wonder of the world, the Hanging Gardens of Babylon, may be one of the world’s first documented green roofing systems, at least poetically if not literally. The Hanging Gardens have also been described as an engineering marvel as well. Resembling a massive green mountain, the gardens built in a series of ascending terraces oriented similarly to an