Presented by the  Universidade Federal do Rio de Janeiro, the study Inadequação habitacional em favelas urbanizadas: Um Desafio para a Sustentabilidade Urbana no Rio de Janeiro, Brasil (Inadequate Housing in Upgraded favelas - a Challenge for Urban Sustainability in Rio de Janeiro, Brazil), by Solange Carvalho and Mauro Santos shows how In the last decade, Brazil has gained significant experience in reducing the indices of inadequate housing.

The Favela Bairro Program of Rio de Janeiro has been recognized worldwide as one of the most successful informal settlement upgrading programs, recommended by the UN as an example for other countries to follow - However, despite urbanization, the housing situation in Rio de Janeiro's favelas remains challenging - Within the logic of sustainability, housing should not harm the individual or the environment.