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Formed between the Mesozoic and Cenozoic, Brazil has numerous offshore basins that contain oil, related to the rifting of the Atlantic Ocean. The Sergipe-Alagoas Basin is an example of Aptian age shale, conglomerate and sandstone deposited in the final phase of rifting, while the Miranga, Aracas, Dom Joao and Agua Grande fields reflect mid ...
The largest areas of fertile soils, called terra roxa (red earth), are found in the states of Paraná and São Paulo. [1] The least fertile areas are in the Amazon, where the dense rainforest is. [1] Soils in the Northeast are often fertile, but they lack water, unless they are irrigated artificially. [1]
Brazil, [b] officially the Federative Republic of Brazil, [c] is the largest and easternmost country in South America. It is the world's fifth-largest country by area and the seventh largest by population, with over 212 million people. The country is a federation composed of 26 states and a Federal District, which hosts the capital, Brasília.
Brazil is geopolitically divided into five regions (also called macroregions), by the Brazilian Institute of Geography and Statistics, which are formed by the federative units of Brazil. Although officially recognized, the division is merely academic, considering geographic, social and economic factors, among others, and has no political ...
Earth's outer core is a fluid layer about 2,260 km (1,400 mi) in height (i.e. distance from the highest point to the lowest point at the edge of the inner core) [36% of the Earth's radius, 15.6% of the volume] and composed of mostly iron and nickel that lies above Earth's solid inner core and below its mantle. [31]
The division of Earth by the Equator and the prime meridian Map roughly depicting the Eastern and Western hemispheres. In geography and cartography, hemispheres of Earth are any division of the globe into two equal halves (hemispheres), typically divided into northern and southern halves by the Equator and into western and eastern halves by the Prime meridian.
The small reptile would have likely roamed the land of what is today southern Brazil, when the world was much hotter. The fossil has been identified as a new silesaurid, an extinct group of reptiles.
East of the Andes in Argentina, there are a number of rugged, generally arid to semi-arid isolated mountain chains called Sierras Pampeanas, the highest of which is the Sierra de Córdoba near the city of the same name. Eastern Patagonia is characterized by containing a series of stepped plateaus of lava. [2] South America and North America