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Population geography relates to variations in the distribution, composition, migration, and growth of populations. Population geography involves demography in a geographical perspective. [ a ] It focuses on the characteristics of population distributions that change in a spatial context.
The Demography of the World Population from 1950 to 2100. Data source: United Nations — World Population Prospects 2017. Demography (from Ancient Greek δῆμος (dêmos) 'people, society' and -γραφία (-graphía) 'writing, drawing, description') [1] is the statistical study of human populations: their size, composition (e.g., ethnic group, age), and how they change through the ...
Articles relating to population geography, spatial variations in the distribution, composition, migration, and growth of populations to the terrain. Population geography involves demography in a geographical perspective.
One definition of population density: 0–350/km 2 is low 350–700/km 2 is medium 700+/km 2 is high . In sociology and population geography, population refers to a group of human beings with some predefined feature in common, such as location, race, ethnicity, nationality, or religion. [citation needed]
The U.S. population grew by 1.6 million from 2018 to 2019, with 38% of growth from immigration. [26] Population growth is fastest among minorities as a whole, and according to the Census Bureau's 2020 estimation, 50% of U.S. children under the age of 18 are members of ethnic minority groups. [27]
The population of Australia is estimated to be 27,574,000 as of 21 December 2024. [10] It is the 54th [11] most populous country in the world and the most populous Oceanian country. Its population is concentrated mainly in urban areas, particularly on the Eastern, South Eastern and Southern seaboards, and is expected to exceed 30 million by ...
Population growth in the Western world became more rapid after the introduction of vaccination and other improvements in medicine and sanitation. [43] Improved material conditions led to the population of Britain increasing from 10 million to 40 million in the 19th century. [44] The population of the United Kingdom reached 60 million in 2006. [45]
Population density is population divided by total land area, sometimes including seas and oceans, as appropriate. [1] Low densities may cause an extinction vortex and further reduce fertility. This is called the Allee effect after the scientist who identified it. Examples of the causes of reduced fertility in low population densities are: [2]