First of all, I’m not a native English speaker so any grammar issue you found in this text, is not my fault.
Modularity is more than a concept, It a way to make progress.
There is no way to manage a big system without modularity, yet there are big cities in the world and overwhelmingly populated ones that you find destructive for human beings and the nature we nag about to look classy.
The idea is to make big greenhouses that contain small neighbourhood. Each of these greenhouses which we call them GreenMiles from now on, have their own managed sewage system, and air control system to pomp the water to cycle it around the city to make or whatever it needs to raise the humidity and freshen the air.