Only 3% of the world's population lived in urban areas in 1800 This proportion had risen to 47% by 2000, and reached 56% by 2020 [39] the world's population is over 8 billion [40] and earth 's total surface area (including land and water) is 510 million square kilometres. Map showing countries where the ethnicity or race of people was enumerated in at least one census since 1991 [] many countries and national censuses currently enumerate or have previously enumerated their populations by race, ethnicity, nationality, or a combination of these characteristics [1][2] different countries have different classifications and census options for race and ethnicity. It is recommended to name the svg file “population pyramid by race.svg”—then the template vector version available (or vva) does not need the new image name parameter.
Ethnic classifications vary from country to country and are therefore not comparable across countries. World population high, medium, and low projections of the future human world population [1] in world demographics, the world population is the total number of humans currently alive Race and ethnicity in the united states the united states has a racially and ethnically diverse population [1] at the federal level, race and ethnicity have been categorized separately. It has been used as an alternative to terms which are seen as racialized like ethnic minority and person of color (poc), or more regional terms like visible minority in canada and black, asian. [5][6] however, it is universally agreed upon by historians that the indigenous population underwent a large.
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