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The physiological density or real population density is the number of people per unit area of arable land. A higher physiological density suggests that the available agricultural land is being used by more and may reach its output limit sooner than a country that has a lower physiological density. Egypt is a notable example, with physiological ...
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 ...
Population. A group of conspecific individuals that is demographically, genetically, or spatially disjunct from other groups of individuals. Aggregation. A spatially clustered group of individuals. Deme. A group of individuals more genetically similar to each other than to other individuals, usually with some degree of spatial isolation as well.
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.
This is a list of countries and territories in Europe by population density.Data are from the United Nations unless otherwise specified. [1] [2]Abkhazia, Georgia and South Ossetia are each bordered on the north by the Greater Caucasus, and may have some territory north of these mountains and thus in Europe by the most common definition.
The skyscrapers of Center City, Philadelphia, the downtown part of the city, from the South Street Bridge. New York City, Chicago, and Philadelphia are the only incorporated places in the United States that have a population over 1,000,000 and a population density over 10,000 people per square mile. Population.
Main ethnic groups in Djibouti. Djibouti is a multiethnic country. As of 2018, it has a population of around 884,017 inhabitants [2] [3].Djibouti's population grew rapidly during the latter half of the 20th century, increasing from about 69,589 in 1955 to around 869,099 by 2015.