Which type of roofing is considered environmentally friendly?

Green roofs or living roofs are considered environmentally friendly because they provide a variety of ecological benefits. These roofs are designed to support vegetation and can help reduce urban heat, improve air quality, and manage stormwater runoff effectively. By incorporating plant life, they can absorb rainwater, reducing the burden on drainage systems and lowering the risk of flooding. Additionally, green roofs can enhance biodiversity by supporting local flora and fauna, which contributes to a healthier ecosystem.

In contrast, while metal roofing, thatched roofing, and clay tiles can have some sustainable characteristics—such as being recyclable or made from natural materials—green roofs stand out for their direct contribution to regeneration and sustainability through living ecosystems. Thus, their multifaceted benefits make them the most environmentally friendly choice among roofing options.