Vertical Rain in the Garden

The most frustrating thing for somebody who is trying to deliver green inf structure is, i want to decide where the water goes. I went up t some 19 sixtys tower block which got a raised podium, and underneath it's a car park. And so i just created all these rain gardens on top of it. But actually, the green roof is just dressing. Its primary function is storing water and then diversity. How does that affect the amount of down pipes we need inside the bloody building? That is where we're not doing that. Nobody wants to do that. No' know, there's a lot of work going on in the northwest of states om looking at how they can attent