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According to another autosomal DNA study from 2008, by the University of Brasília (UnB), European ancestry dominates in the whole of Brazil (in all regions), accounting for 65.90% of heritage of the population, followed by the African contribution (24.80%) and the Native American (9.3%); the European ancestry being the dominant ancestry in all ...
Since 1942, the Brazilian Institute of Geography and Statistics has divided Brazil into five geographic regions. [1] On 23 November 1970, the regions of Brazil were adjusted slightly to the definition that is still in use today. [2] North Region (Região Norte) Northeast Region (Região Nordeste) Central-West Region (Região Centro-Oeste)
In Brazil, the terms metropolitan area (Portuguese: região metropolitana) and urban agglomeration (aglomeração urbana) have specific meanings. They are defined by federal and state legislation as collections of municipalities focused on "integrating the organization, planning and execution of public functions of common interest". [ 1 ]
Brazil is made up of five geographic regions (North, Northeast, Southeast, South and central-West) that comprise 27 federative units and, for their part include 5570 municipalities. In total, the municipalities are distributed in 510 immediate geographic regions, which in turn are grouped into 133 intermediate geographic regions.
Population distribution in Brazil. Brazil has a high level of urbanization with 87.8% [1] of the population residing in urban and metropolitan areas. The criteria used by the IBGE (Brazilian Institute of Geography and Statistics) [2] in determining whether households are urban or rural, however, are based on political divisions, not on the developed environment.
The captaincies became provinces in 1821, during the final years of the Kingdom of Brazil (united with Portugal), and maintained that designation after independence in 1822 under the Empire of Brazil. Most internal boundaries were kept unchanged from the end of the colonial period, generally following natural features such as rivers and ...
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The region also constitutes the hottest part of Brazil, where during the dry season between May and November, temperatures of more than 38 °C (100 °F) have been recorded. [1] However, the sertão , a region of semidesert vegetation used primarily for low-density ranching, turns green when there is rain. [ 1 ]