Argentina is a country located mostly in the southern half of South America. Sharing the bulk of the Southern Cone with Chile to the west, the country is also bordered by Bolivia and Paraguay to the north, Brazil to the northeast, Uruguay and the South Atlantic Ocean to the east, and the Drake Passage to the south. With a mainland area of 2,780,400 km2 Argentina is the eighth-largest country in the world, the fourth largest in the Americas, the second largest in South America after Brazil, and the largest Spanish-speaking nation.
The 2010 census counted 40,091,359 inhabitants. Argentina ranks third in South America in total population, fourth in Latin America and 33rd globally. Its population density of 15 persons per square kilometer of land area is well below the world average of 50 persons. The population growth rate in 2010 was an estimated 1.03% annually, with a birth rate of 17.7 live births per 1,000 inhabitants and a mortality rate of 7.4 deaths per 1,000 inhabitants. Since 2010, the crude net migration rate has ranged from below zero to up to four immigrants per 1,000 inhabitants per year.
In general, Argentina has four main climate types: warm, moderate, arid, and cold, all determined by the expanse across latitude, range in altitude, and relief features. Although the most populated areas are generally temperate, Argentina has an exceptional amount of climate diversity, ranging from subtropical in the north to polar in the far south.
The sovereign state is subdivided into twenty-three provinces and one autonomous city, Buenos Aires, which is the federal capital of the nation as decided by Congress. La Plata city is the capital of Buenos Aires Province, and occupies a leading place when organizing major sports event.