What are they?
building roof that is partially or covered with vegetation and soil
What are green roofs?
This type of green roof is lightweight and requires low maintenance, typically with shallow layers of vegetation.
what is an extensive green roof?
One of the biggest hurdles for green roofs is this high initial investment.
What is cost?
This environmental benefit involves reducing the amount of heat in cities, helping to lower temperatures.
What is improving energy efficiency?
With improved materials and technology, green roofs are expected to become more this, helping them spread globally.
What is cost-effective?
The primary purpose of these roofs is to improve energy efficiency, reduce air pollution, and enhance this in urban areas.
what are green roofs designed for?
These green roofs have deeper soil layers and can support a wider variety of plants.
what is an intensive green roof?
These roofs often face this problem, particularly the intensive type, requiring constant attention to ensure plant health and check for potential leaks.
What is maintenance?
Green roofs are an effective way to reduce this harmful atmospheric component, particularly in urban environments.
What is air pollution?
Green roofs are increasingly becoming more common in cities as part of a growing focus on this.
What is urban sustainability?