The plantedroof also minimises rainwater runoff and adds thermal mass that helps to insulate the interior.
种满植物的屋顶也最小限度的减少了雨水冲刷，有助于内部保温隔热。
2
These same components however are capable of carrying much higher loads than standard building materials, thus easily allowing the integration of large scale plantedroof gardens.
然而，这些相同的组件能够承载更高的负载比标准的建材，因此很容易实现一体化的大型种植屋面花园。
3
This article describes drainage design principle for plantedroof, and puts forward that increasing drainage gradient of both roof and growing medium layer could speed up water discharge.