Every ten years, the IBGE carries out a national census, including a detailed questionnaire system analyzing information including literacy, occupation, education, household income, and hygiene levels, in a bid to better understand Brazilian society and the factors affecting it.

we list many maps from the instituto brasileiro de geografia e estatística - ibge in our social maps section.

also important to the cartography of rio de janeiro, the secretaria municipal de meio ambiente - smac, the municipal Environmental Board, forms the central organ of rio de Janeiro's municipal Environmental management system.