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In world demographics, the world population is the total number of humans currently living. It was estimated by the United Nations to have exceeded eight billion in mid-November 2022. It took around 300,000 years of human prehistory and history for the human population to reach a billion and only 218 years more to reach 8 billion.
The UN's 2022 report projects world population to be 9.7 billion people in 2050, and about 10.3 billion by 2100. The following table shows the largest 14 countries by population as of 2020, 2050 and 2100 to show how the rankings will change between now and the end of this century.
This is a list of countries and other inhabited territories of the world by total population, based on estimates published by the United Nations in the 2022 revision of World Population Prospects.
Estimates for yet deeper prehistory, into the Paleolithic, are of a different nature. At this time, human populations consisted entirely of non-sedentary hunter-gatherer populations, with anatomically modern humans existing alongside archaic human varieties, some of which are still ancestral to the modern human population due to interbreeding with modern humans during the Upper Paleolithic ...
World population milestones went unnoticed until the 20th century, since there was no reliable data on global population dynamics. [2] The population of the world reached. one billion in 1804. two billion in 1927. three billion in 1960. four billion in 1974. five billion in 1987. six billion in 1999.
In 2022 the world population reached the 8 billion. The latest projections by the United Nations suggest that the global population could grow to around 8.5 billion in 2030, 9.7 billion in 2050 and 10.4 billion in 2100.
Cartogram of the world's population in 2018; each square represents 500,000 people. This is a list of countries and dependencies by population. It includes sovereign states, inhabited dependent territories and, in some cases, constituent countries of sovereign states, with inclusion within the list being primarily based on the ISO standard ISO ...
Earth Overshoot Day ( EOD) is the calculated illustrative calendar date on which humanity's resource consumption for the year exceeds Earth ’s capacity to regenerate those resources that year. The term "overshoot" represents the level by which human population's demand overshoots the sustainable amount of biological resources regenerated on Earth. When viewed through an economic perspective ...
^ a b "World Population Prospects 2022: Demographic indicators by region, subregion and country, annually for 1950-2100" (XSLX) ("Total Population, as of 1 July (thousands)"). United Nations Department of Economic and Social Affairs, Population Division. Retrieved July 17, 2022.
World Population Day. World Population Day is an annual event, observed on July 11 every year, which seeks to raise awareness of global population issues. The event was established by the Governing Council of the United Nations Development Programme in 1989. [2] It was inspired by the public interest in Five Billion Day on July 11, 1987, the ...