The concept of green roofs has been well established in Europe and North America for some time and is starting to be incorporated into many building designs in Australia.We have been slow to take up the trend of creating green oases in the sky but recent research tells us that there are many reasons to adopt sky gardens, and that they are less to do with aesthetics, and more to do with sustainability and affordability.
Buildings consume at least 40 per cent of a city's energy, produce more pollution than cars or industry and increase ambient temperatures by up to 10C more than surrounding rural areas.
Rooftop gardens act as thermal insulators and keep heat in during winter, and out during summer.
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