A properly designed and constructed green roof:
- makes it possible to obtain additional biologically active area and additional usable area,
- reduces gas emissions,
- absorbs contaminants,
- retains rainwater,
- suppresses noise inside the building,
- protects waterproofing against weather conditions,
- saves energy for cooling/heating the building,
- is a natural habitat for insects and birds,
- fulfils aesthetic and recreational functions.