Comparative study on green roof mechanism in developed countries

The building industry is known to have a great impact towards the environment in urban areas, green roof systems are seen as a way to mitigate its negative impacts. Developed countries such as Germany, Canada, Japan, Singapore and Hong Kong have widely adopted green roofs in urban areas in order to reduce the negative impact construction activities especially in the cities. Each one of these countries has their own methods of encouraging building owners to adopt green roofs. Developed countries such as Germany, Canada, Japan, Singapore and Hong Kong has taken their fare share in applying green roofs into their building industry. Thus, it is crucial for the Malaysian government to impose and instil the green roofs into our local building industry. This paper analyses the comparison of the green roof mechanism applied in Germany, Canada, Japan, Singapore and Hong Kong. The findings from this paper will contribute more information and better idea on how to implement and attract public sector in Malaysia to adopt green roofs.