1. Large urban areas consisting of a major city and its surrounding suburbs and satellite towns that form an integrated economic and social unit
The metropolitan regions of São Paulo and Rio de Janeiro are the largest in Brazil.
As regiões metropolitanas de São Paulo e Rio de Janeiro são as maiores do Brasil.
2. Densely populated geographic areas with multiple municipalities under coordinated administrative governance
Metropolitan regions often face challenges with traffic and housing shortages.
As regiões metropolitanas frequentemente enfrentam desafios com trânsito e escassez de moradia.