Israel’s BioShade (see here previously) is helping to make urban areas greener and cooler. Its smart lightweight PVC pipes contain a hydroponic system that helps create green walls, roofs, and pergolas. The plants sprout through holes in the pipes that accommodate their root systems as they grow.
https://nocamels.com/2023/08/hot-in-the-city-startup-using-plants-to-cool-urban-areas/