Rio de Janeiro
Rio has more people living in slums than any other city in Brazil, according to the 2010 Census. More than 1,500,000 people live in its 763 favelas, 22% of Rio's total population. São Paulo, the largest city in Brazil, has more favelas (1,020) in sheer numbers, but proportionally has fewer people living in favelas than Rio.
Microregion of Pires do Rio
The Pires do Rio Microregion is a statistical region of south-central Goiás state, Brazil. The most important city is Pires do Rio. The area includes 10 municipalities with a population of 90,327 (2007) in an area of 9,449.80 km². The most populous municipality in the region is Pires do Rio with 26,857 inhabitants and the least populous is Palmelo with 2,260 inhabitants. The largest municipality in land area is Silvânia with 2,860.1 km² and the smallest is Palmelo with 59 km². Palmelo is the smallest municipality in the state of Goiás.