They modified it buy cutting down trees and building factories and buildings in order to grow plants and fruits more effectively in a more precise inviorment!
It may possibly be a plateau
Because of all the industry they have there. Also because of all the mountains and how little space they have due to the huge population of Japan.
When ultraviolet light waves strike CFC molecules in the upper atmosphere, a carbon chlorine bond breaks, producing a chlorine atom. The chlorine atom then reacts with an ozone molecule breaking it apart and so destroying the ozone
A falta de aqueduto ou canal de água pode ser um impedimento. Espero que isso ajude.