Alors que les Brésiliens s'apprêtent à retourner aux urnes pour le second tour de la présidentielle ce dimanche, nos journalistes nous emmènent au coeur des favelas, où les habitants vivent dans des conditions insalubres. En quarante ans, la superficie occupée par les favelas brésiliennes a presque triplé. Elles couvrent aujourd’hui environ 460 000 hectares, contre 53 700 en 1985. 

As Brazilians head to the polls on Sunday for the second round of presidential elections, our correspondents take us to the heart of the country's favelas, where residents live in unsanitary conditions. Over the past 40 years, the area occupied by Brazilian favelas has almost tripled in size. They now cover around 460,000 hectares, compared with 53,700 in 1985. 

As Brazilians head to the polls on Sunday for the second round of presidential elections, our correspondents take us to the heart of the country's favelas, where residents live in unsanitary conditions. Over the past 40 years, the area occupied by Brazilian favelas has almost tripled in size. They now cover around 460,000 hectares, compared with 53,700 in 1985.