Answer: None of the above choices are positive or not a negative consequences of the upward urban growth.
Step-by-step explanation:
The upwards urban growth can be defined as the expansion of the population in the city, using the vacant land to make huge structures and buildings.
The vegetation is being is cut down and concrete is used to make huge structures, roads which absorbs more heat and increases the overall temperature.
Due to more people the waste produced is much more and it is not possible to manage such a huge waste.
So, all the above issue are negative consequences of the upward urban growth.