وضع -El T في ويكيبيديا الإنجليزية-، وهو المؤلف، هذا العمل في النِّطاق العامِّ. يسري ذلك في كل أرجاء العالم. في بعض البلدان، قد يكون هذا التَّرخيص غيرَ مُمكنٍ قانونيَّاً، في هذه الحالة: يمنح El T الجميع حق استخدام هذا العمل لأي غرض دون أي شرط ما لم يفرض القانون شروطًا إضافية.Public domainPublic domainfalsefalse
Note: The above list is only meant to show the data points used to create each version of the "Population curve.svg" image and may contain inaccuracies. Refer to reputable sources for accurate population counts.
Durand, John D., 1974, "Historical Estimates of World Population: An Evaluation," University of Pennsylvania, Population Center, Analytical and Technical Reports, Number 10, table 2.
Haub, Carl, 1995, "How Many People Have Ever Lived on Earth?" Population Today, February, p. 5.
McEvedy, Colin and Richard Jones, 1978, "Atlas of World Population History," Facts on File, New York, pp. 342-351.
Thomlinson, Ralph, 1975, "Demographic Problems, Controversy Over Population Control," Second Edition, Table 1.
United Nations (UN), 1973, The Determinants and Consequences ofPopulation Trends, Population Studies, No. 50., p.10.
Note: The USCB updates the International Database annually. Data from 2018 and later is not yet reflected in this chart.
الشروحات
أضف شرحاً من سطر واحد لما يُمثِّله هذا الملف
Graph of human population from 10000 BCE to 2017 CE. It shows exponential rise in world population that has taken place since the end of the seventeenth century.