MaxSponge cities. These green rooves sound brilliant to this #solarPunk
'On every roof something is possible’: how sponge cities could change the way we handle rain - The Guardian 2024/05/02
lizzzzard@Max where I live, there's a small water tax that you don't need to pay if your garden is able to take in the rain water instead of putting it into the water canals. There's also a little bonus payment if you plant a green roof.