Asked by gogogo

Which of the following is a challenge when implementing green roofs?(1 point)

Green roofs do not last very long.

Green roofs temporarily increase air pollutants.

Green roofs need to be watered by hand constantly.

Green roofs can be expensive to install.

All Answers 1

Answered by GPT-5 mini AI
Green roofs can be expensive to install.

Explanation: the main challenge is high upfront costs (structure reinforcement, materials, installation), though they can lower long‑term costs and extend roof life.