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UN estimates. According to the 2022 revision of the World Population Prospects [ 14][ 15] the population was 214,326,223 in 2021, compared to only 53,975,000 in 1950. The proportion of children below the age of 15 in 2015 was 20.7%, 69.8% was between 15 and 61 years of age, while 9.5% was 65 years or older. [ 16] Year.
This is a list of countries and dependencies ranked by population density, sorted by inhabitants per square kilometre or square mile. The list includes sovereign states and self-governing dependent territories based upon the ISO standard ISO 3166-1. The list also includes unrecognized but de facto independent countries.
Rank Country or territory Density Area Population (2015 est.) inh./km 2 inh./mi² km 2 mi² — Mayotte (France) 641.7 1,662 374 144 240,000 1 Mauritius 624.0 1,616 2,040
Brazil, [b] officially the Federative Republic of Brazil, [c] is the largest and easternmost country in South America and Latin America. It is the world's fifth-largest country by area and the seventh most populous. Its capital is Brasília, and its most populous city is São Paulo. Brazil is a federation composed of 26 states and a Federal ...
West Africa, or Western Africa, is the westernmost region of Africa.The United Nations defines Western Africa as the 16 countries of Benin, Burkina Faso, Cape Verde, The Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Liberia, Mali, Mauritania, Niger, Nigeria, Senegal, Sierra Leone, and Togo, as well as Saint Helena, Ascension and Tristan da Cunha (United Kingdom Overseas Territory).
Population density is the number of people per unit of area, usually transcribed as "per square kilometer" or square mile, and which may include or exclude, for example, areas of water or glaciers. Commonly this is calculated for a county, city, country, another territory or the entire world . The world's population is around 8,000,000,000 [3 ...
Arable density (m² per capita) by country. This is a list of countries ordered by physiological density."Arable land" is defined by the UN's Food and Agriculture Organization, the source of "Arable land (hectares per person)" as land under temporary crops (double-cropped areas are counted once), temporary meadows for mowing or for pasture, land under market or kitchen gardens, and land ...
Demographics of Africa. Population pyramid of Africa in 2023 based on the United Nations geoscheme for Africa collective grouping. Density. 44 per sq km (2019 est.) Growth rate. 2.5% per annum (2017 est.) Map of Africa indicating Human Development Index (2021). 0.800–0.849.