Today, one of Mexico City’s greatest technological challenges is

Despite unprecedented macroeconomic stability, which has caused inflation and interest rates to drop to record lows while per capita incomes have increased, there are still huge disparities between people living in urban and rural areas, between states north and south, rich and poor.[13] The government is currently facing a number of challenges, including upgrading infrastructure, modernizing tax systems and labor laws, and reducing income inequality.

Explanation:

answer ( groundwater);