As a city planner, what is one solution you would create to fix problems with overcrowding in the world's cities? does your solution fix problems with the city's governmental capacity or the environment's carrying capacity?

look at tokyo. higher buildings, underground cities, smaller housing, etc. if even worse... then maybe even more extreme. If by coast build into ocean. If no ocean around, build even higher

~kinetic ~potential

explanation:

kinetic and potential energies would be types of mechanical energies.