Question

City X has decided to become more sustainable. It is a bustling urban center in a developed country. What should city planners in City X focus on in order to make the city more sustainable?

Answer 1

painting roofs white

white color relects light, making things color

vertical farming

farms in tall buildings

orchards instead of farms

orchards necessitate trees

solar & steam generators for electricity

steam electric generators could burn garbage

public mass transportation

including boats & trains & solar electric buses