World population (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "World population" in English language version.

Last modified: 04:58:46, 12 September 2026 (UTC)

Ref.Un. Ref.Website

Global rank English rank

10686web.archive.org

1^st place

4125un.org

117^th place

160^th place

3529doi.org

2^nd place

2121nih.gov

5^th place

2016adsabs.harvard.edu

14^th place

9^th place

1010books.google.com

3^rd place

95cia.gov

133^rd place

275^th place

88bbc.co.uk

11^th place

10^th place

77semanticscholar.org

15^th place

8^th place

76census.gov

18^th place

64prb.org

low place

9,462^nd place

55ourworldindata.org

2,491^st place

1,740^th place

55archive.org

6^th place

54worldometers.info

2,960^th place

6,742^nd place

44worldcat.org

4^th place

44britannica.com

37^th place

64^th place

33jstor.org

23^rd place

15^th place

33theguardian.com

16^th place

11^th place

32telegraph.co.uk

40^th place

27^th place

22nytimes.com

7^th place

22time.com

84^th place

63^rd place

22columbia.edu

554^th place

368^th place

22independent.co.uk

46^th place

29^th place

22worldbank.org

280^th place

430^th place

22science.org

1,007^th place

665^th place

22hdl.handle.net

66^th place

34^th place

22youtube.com

13^th place

14^th place

21unfpa.org

4,582^nd place

4,580^th place

22who.int

213^th place

314^th place

22fao.org

428^th place

480^th place

22washington.edu

1,171^st place

736^th place

22umich.edu

429^th place

307^th place

21nationalgeographic.org

4,068^th place

3,365^th place

11ghostarchive.org

64^th place

28^th place

11tulane.edu

6,571^st place

3,861^st place

11nationalgeographic.com

489^th place

425^th place

11wikiwix.com

103^rd place

872^nd place

11learnnc.org

low place

11osu.edu

2,360^th place

1,459^th place

11usna.edu

low place

7,323^rd place

11pbs.org

260^th place

176^th place

11indexmundi.com

6,377^th place

9,374^th place

11vicnet.net.au

low place

11about.com

419^th place

335^th place

11rferl.org

733^rd place

555^th place

11petersoninstitute.org

low place

11migrationinformation.org

low place

11umn.edu

1,293^rd place

776^th place

11upi.com

377^th place

206^th place

11imf.org

225^th place

601^st place

11statista.com

1,214^th place

1,277^th place

11wsj.com

94^th place

66^th place

11visualcapitalist.com

low place

11pewforum.org

1,526^th place

1,638^th place

11citypopulation.de

99^th place

341^st place

11france24.com

344^th place

362^nd place

11stats.gov.cn

479^th place

1,336^th place

11bps.go.id

653^rd place

3,230^th place

11ibge.gov.br

155^th place

591^st place

11portal.gov.bd

4,821^st place

3,292^nd place

11themoscowtimes.com

1,347^th place

966^th place

11energybulletin.net

low place

11sciencedaily.com

1,390^th place

1,286^th place

11dw.com

205^th place

320^th place

11oregonstate.edu

2,217^th place

1,359^th place

11greenillusions.org

low place

11mercatornet.com

low place

11oup.com

292^nd place

233^rd place

11urss.ru

low place

11arxiv.org

49^th place

31^st place

11dl.ac.uk

low place

11iiasa.ac.at

low place

11sciam.com

9,421^st place

low place

11nicic.gov

low place

11populationmedia.org

low place

11euroscientist.com

low place

11affaritaliani.it

8,579^th place

low place

11ishmael.org

low place

about.com (Global: 419^th place; English: 335^th place)

geography.about.com

"US population through history". About.com Education. About.com. Archived from the original on 13 January 2012. Retrieved 14 April 2012.

adsabs.harvard.edu (Global: 14^th place; English: 9^th place)

ui.adsabs.harvard.edu

Snow, D. R (16 June 1995). "Microchronology and Demographic Evidence Relating to the Size of Pre-Columbian North American Indian Populations". Science. 268 (5217): 1601–1604. Bibcode:1995Sci...268.1601S. doi:10.1126/science.268.5217.1601. PMID 17754613. S2CID 8512954.
Gerland, P.; Raftery, A. E.; Ev Ikova, H.; Li, N.; Gu, D.; Spoorenberg, T.; Alkema, L.; Fosdick, B. K.; Chunn, J.; Lalic, N.; Bay, G.; Buettner, T.; Heilig, G. K.; Wilmoth, J. (14 September 2014). "World population stabilization unlikely this century". Science. 346 (6206). AAAS: 234–7. Bibcode:2014Sci...346..234G. doi:10.1126/science.1257469. ISSN 1095-9203. PMC 4230924. PMID 25301627.
Crist, Eileen; Ripple, William J.; Ehrlich, Paul R.; Rees, William E.; Wolf, Christopher (2022). "Scientists' warning on population" (PDF). Science of the Total Environment. 845 157166. Bibcode:2022ScTEn.84557166C. doi:10.1016/j.scitotenv.2022.157166. PMID 35803428. S2CID 250387801.
von Hoerner, Sebastien (1975). "Population Explosion and Interstellar Expansion". Journal of the British Interplanetary Society. 28 (28): 691–712. Bibcode:1975JBIS...28..691V.
Kapitsa, Sergei P. (1996). "The phenomenological theory of world population growth". Physics-Uspekhi. 39 (1): 57–71. Bibcode:1996PhyU...39...57K. doi:10.1070/pu1996v039n01abeh000127. S2CID 250877833. Archived from the original on 11 May 2009. Retrieved 26 July 2013.
Lutz, Wolfgang; Sanderson, Warren; Scherbov, Sergei (19 June 1997). "Doubling of world population unlikely" (PDF). Nature. 387 (6635): 803–805. Bibcode:1997Natur.387..803L. doi:10.1038/42935. PMID 9194559. S2CID 4306159.
Curtin, Ciara (1 March 2007). "Fact or Fiction?: Living People Outnumber the Dead". Scientific American. 297 (3). Scientific American, Inc. (published September 2007): 126. Bibcode:2007SciAm.297c.126C. doi:10.1038/scientificamerican0907-126. PMID 17784634. Retrieved 4 August 2008. Note: text of paper publication slightly different from text of on-line publication.
Bystroff, Christopher (20 May 2021). "Footprints to singularity: A global population model explains late 20th century slow-down and predicts peak within ten years". PLOS ONE. 16 (5) e0247214. Bibcode:2021PLoSO..1647214B. doi:10.1371/journal.pone.0247214. PMC 8136733. PMID 34014929.
Hopfenberg, Russell; Pimentel, David (March 2001). "Human Population Numbers as a Function of Food Supply". Environment, Development and Sustainability. 3 (1): 1–15. Bibcode:2001EDSus...3....1H. doi:10.1023/a:1011463231976.
Bocquet-Appel, Jean-Pierre (29 July 2011). "When the World's Population Took Off: The Springboard of the Neolithic Demographic Transition". Science. 333 (6042): 560–561. Bibcode:2011Sci...333..560B. doi:10.1126/science.1208880. PMID 21798934.
Li, Xiaoqiang; Dodson, John; Zhou, Jie; Zhou, Xinying (June 2009). "Increases of population and expansion of rice agriculture in Asia, and anthropogenic methane emissions since 5000BP". Quaternary International. 202 (1–2): 41–50. Bibcode:2009QuInt.202...41L. doi:10.1016/j.quaint.2008.02.009.
Kopnina, Helen; Washington, Haydn (2 April 2016). "Discussing why population growth is still ignored or denied". Chinese Journal of Population Resources and Environment. 14 (2): 133–143. Bibcode:2016CJPRE..14..133K. doi:10.1080/10042857.2016.1149296. hdl:1887/44662.
Cohen, Joel E. (21 July 1995). "Population Growth and Earth's Human Carrying Capacity". Science. 269 (5222): 341–346. Bibcode:1995Sci...269..341C. doi:10.1126/science.7618100. PMID 7618100.
Henderson, Kirsten; Loreau, Michel (March 2019). "An ecological theory of changing human population dynamics". People and Nature. 1 (1): 31–43. Bibcode:2019PeoNa...1...31H. doi:10.1002/pan3.8.
Armelagos, George J.; Goodman, Alan H.; Jacobs, Kenneth H. (September 1991). "The origins of agriculture: Population growth during a period of declining health". Population and Environment. 13 (1): 9–22. Bibcode:1991PopEn..13....9A. doi:10.1007/bf01256568.
Salmony, Steven Earl (January 2006). "The Human Population: Accepting Species Limits". Environmental Health Perspectives. 114 (1): A17-8. Bibcode:2006EnvHP.114..a17S. doi:10.1289/ehp.114-a17. PMC 1332674. PMID 16393640.

affaritaliani.it (Global: 8,579^th place; English: low place)

Rosa, Daniele (2019). "Nel 2050 gli italiani saranno 20 milioni meno secondo l'Onu [Translation: In 2050 the Italians will be 20 million less, according to the UN]". Affaritaliani. Uomini & Affari Srl.

archive.org (Global: 6^th place; English: 6^th place)

600 million: Simon Gray, The Happiness of States (1818), p. 356 Archived 6 June 2019 at the Wayback Machine. 800 million: Gordon Hall, Samuel Newell, The Conversion of the World (1818), p. 10 Archived 6 June 2019 at the Wayback Machine. 800 to 1000 million: John Redman Coxe, Considerations Respecting the Recognition of Friends in Another World (1845), p. 21 (footnote with references).
Brabazon, James (2000). Albert Schweitzer: a biography. Syracuse University Press. p. 242. ISBN 978-0-8156-0675-8.
Aufderheide, Arthur C.; Rodríguez-Martín, Conrado & Langsjoen, Odin (1998). The Cambridge encyclopedia of human paleopathology. Cambridge University Press. p. 205. ISBN 978-0-521-55203-5.
Buer, Mabel C. (1926). Health, Wealth and Population in the Early Days of the Industrial Revolution. London: George Routledge & Sons. p. 30. ISBN 978-0-415-38218-2. {{cite book}}: ISBN / Date incompatibility (help)
Nielsen, Ron (2006). The Little Green Handbook. New York: Picador. ISBN 978-0-312-42581-4.

arxiv.org (Global: 49^th place; English: 31^st place)

Introduction to Social Macrodynamics. Archived 10 February 2012 at the Wayback Machine. Andrey Korotayev et al. For a rigorous mathematical analysis of this issue, see "A Compact Mathematical Model of the World System Economic and Demographic Growth, 1 CE – 1973 CE". Archived 17 February 2019 at the Wayback Machine.

bbc.co.uk (Global: 11^th place; English: 10^th place)

bbc.co.uk

"The Foundling Hospital". BBC History. 5 October 2012. Archived from the original on 17 June 2013. Retrieved 22 April 2013.
"Victorian Medicine – From Fluke to Theory". BBC History. 1 February 2002. Archived from the original on 5 March 2013. Retrieved 17 February 2013.
"Population seven billion: UN sets out challenges". BBC News. 26 October 2011. Archived from the original on 26 October 2011. Retrieved 27 October 2011.
"Global weight gain more damaging than rising numbers". BBC. 18 June 2012. Archived from the original on 4 February 2013. Retrieved 12 February 2013.
Fewer than 15,000 individuals, according to the Toba catastrophe theory, though this theory has been criticized by some scientists. See: "Toba super-volcano catastrophe idea "dismissed"". BBC News. 30 April 2013. Archived from the original on 7 January 2015. Retrieved 21 March 2015.
Can we be sure the world's population will stop rising?, BBC News, 13 October 2012

news.bbc.co.uk

"UK population breaks through 60m". BBC News. 24 August 2006. Archived from the original on 8 February 2009. Retrieved 14 April 2012.
"The limits of a Green Revolution?". BBC News. 29 March 2007. Archived from the original on 28 July 2011. Retrieved 1 August 2010.

books.google.com (Global: 3^rd place; English: 3^rd place)

"The population of the world, which Sir W. P. in 1682, stated at only 320 millions, has been estimated by some writers at about 730 million, by others, at upwards of 900 million; Mr. Wallace, of Edinburgh, conjectured it might amount to 1 billion, and this number has since generally been adopted who have noticed the subject;" The Monthly Magazine 4 (July–December 1797), p. 167.
600 million: Simon Gray, The Happiness of States (1818), p. 356 Archived 6 June 2019 at the Wayback Machine. 800 million: Gordon Hall, Samuel Newell, The Conversion of the World (1818), p. 10 Archived 6 June 2019 at the Wayback Machine. 800 to 1000 million: John Redman Coxe, Considerations Respecting the Recognition of Friends in Another World (1845), p. 21 (footnote with references).
Tellier, Luc-Normand (2009). Urban world history: an economic and geographical perspective. p. 26. ISBN 978-2-7605-1588-8.
Thieme, Horst R. (2003). Mathematics in population biology. Princeton University Press. p. 285. ISBN 978-0-691-09291-1.
Graziella Caselli; Gillaume Wunsch & Jacques Vallin (2005). Demography: Analysis and Synthesis, Four Volume Set: A Treatise in Population. Academic Press. p. 34. ISBN 978-0-12-765660-1.
Austin Alchon, Suzanne (2003). A pest in the land: new world epidemics in a global perspective. University of New Mexico Press. p. 31. ISBN 978-0-8263-2871-7. Archived from the original on 18 May 2016. Retrieved 15 November 2015.
Caselli, Graziella; Wunsch, Gillaume & Vallin, Jacques (2005). Demography: Analysis and Synthesis, Four Volume Set: A Treatise in Population. Academic Press. p. 42. ISBN 978-0-12-765660-1.
Winter, Jay; Sivan, Emmanuel (2000). War and Remembrance in the Twentieth Century. Cambridge University Press. p. 64. ISBN 978-0-521-79436-7. Archived from the original on 4 September 2015. Retrieved 20 July 2015.
Mark Harrison (2002). Accounting for War: Soviet Production, Employment, and the Defence Burden, 1940–1945. Cambridge University Press. p. 167. ISBN 978-0-521-89424-1.
Rogers, Peter P.; Jalal, Kazi F. & Boyd, John A. (2008). An Introduction To Sustainable Development. Earthscan. p. 53. ISBN 978-1-84977-047-7.

bps.go.id (Global: 653^rd place; English: 3,230^th place)

"Mid Year Population (Thousand People)". Badan Pusat Statistik – Indonesia. Retrieved 22 November 2023.

britannica.com (Global: 37^th place; English: 64^th place)

"History of Europe – Demographic and agricultural growth". Encyclopædia Britannica. 2012. Archived from the original on 20 December 2012. Retrieved 17 December 2012.
"History of Europe – Demographics". Encyclopædia Britannica. Archived from the original on 23 July 2013. Retrieved 9 July 2013.
"Modernization – Population Change". Encyclopædia Britannica. Archived from the original on 6 April 2009. Retrieved 6 February 2013.
"Java (island, Indonesia)". Encyclopædia Britannica. Archived from the original on 10 November 2022. Retrieved 16 November 2022.

census.gov (Global: 18^th place; English: 18^th place)

"Historical Estimates of World Population". Census.gov. Archived from the original on 9 July 2012. Retrieved 12 November 2016.
"U.S. Census Bureau – World POPClock Projection". July 2013. Archived from the original on 18 November 2011. Retrieved 18 February 2018. The number on this page is automatically updated daily.
"Population Clock". Census.gov. Archived from the original on 17 November 2015. Retrieved 18 April 2020.
An approximation based on figures from different sources as listed at the US Census Bureau's Historical Estimates of World Population Archived 2 May 2019 at the Wayback Machine; see also *Kremer, Michael (1993). "Population Growth and Technological Change: One Million B.C. to 1990". The Quarterly Journal of Economics. 108 (3): 681–716. doi:10.2307/2118405. JSTOR 2118405.
An approximation based on figures from different sources as listed at the US Census Bureau's Total Midyear Population for the World: 1950–2050 Archived 21 May 2017 at the Wayback Machine
"Notes on the World POPClock and World Vital Events". US Census Bureau. Archived from the original on 2 October 2013. Retrieved 12 February 2013.

cia.gov (Global: 133^rd place; English: 275^th place)

"World", The World Factbook, Central Intelligence Agency, 19 October 2021, archived from the original on 14 January 2026, retrieved 1 November 2021
"The World Factbook – Central Intelligence Agency". cia.gov. Archived from the original on 27 September 2011. Retrieved 8 January 2017.
"World - The World Factbook". CIA World Fact Book. Central Intelligence Agency. 20 February 2024. Archived from the original on 5 February 2024. Retrieved 24 February 2024.
"Antarctica". The World Factbook. CIA. 19 June 2014. Archived from the original on 4 January 2021. Retrieved 18 March 2015.
"Countries – The World Factbook". cia.gov. Archived from the original on 4 January 2021. Retrieved 15 November 2022.

citypopulation.de (Global: 99^th place; English: 341^st place)

"USA: Combined Metropolitan Areas". City Population. August 2021. Retrieved 19 November 2021.

columbia.edu (Global: 554^th place; English: 368^th place)

afe.easia.columbia.edu

"Qing China's Internal Crisis: Land Shortage, Famine, Rural Poverty". Columbia University: Asia for Educators. 2009. Archived from the original on 8 July 2011. Retrieved 9 July 2013.
"China's Population: Readings and Maps". Columbia University: East Asian Curriculum Project. Archived from the original on 19 July 2011. Retrieved 18 December 2012.

dl.ac.uk (Global: low place; English: low place)

srs.dl.ac.uk

Kapitsa, Sergei P. (1996). "The phenomenological theory of world population growth". Physics-Uspekhi. 39 (1): 57–71. Bibcode:1996PhyU...39...57K. doi:10.1070/pu1996v039n01abeh000127. S2CID 250877833. Archived from the original on 11 May 2009. Retrieved 26 July 2013.

doi.org (Global: 2^nd place; English: 2^nd place)

World Population Prospects 2024. Statistical Papers – United Nations (Ser. A), Population and Vital Statistics Report. United Nations. 1 November 2024. doi:10.18356/9789211065138. ISBN 978-92-1-106513-8.
Biraben, Jean-Noël (1979). "Essai sur l'évolution du nombre des hommes". Population. 34 (1): 13–25. doi:10.2307/1531855. ISSN 0032-4663. JSTOR 1531855. S2CID 143406315.
Snow, D. R (16 June 1995). "Microchronology and Demographic Evidence Relating to the Size of Pre-Columbian North American Indian Populations". Science. 268 (5217): 1601–1604. Bibcode:1995Sci...268.1601S. doi:10.1126/science.268.5217.1601. PMID 17754613. S2CID 8512954.
Schran, Peter (1978). "China's demographic evolution 1850–1953 reconsidered". The China Quarterly. 75 (75): 639–646. doi:10.1017/S0305741000042594. JSTOR 652987. S2CID 154294204.
An approximation based on figures from different sources as listed at the US Census Bureau's Historical Estimates of World Population Archived 2 May 2019 at the Wayback Machine; see also *Kremer, Michael (1993). "Population Growth and Technological Change: One Million B.C. to 1990". The Quarterly Journal of Economics. 108 (3): 681–716. doi:10.2307/2118405. JSTOR 2118405.
Sweeney, Megan M.; Raley, R. Kelly (1 July 2014). "Race, Ethnicity, and the Changing Context of Childbearing in the United States". Annual Review of Sociology. 40: 539–558. doi:10.1146/annurev-soc-071913-043342. ISSN 0360-0572. PMC 4618673. PMID 26504262.
Gerland, P.; Raftery, A. E.; Ev Ikova, H.; Li, N.; Gu, D.; Spoorenberg, T.; Alkema, L.; Fosdick, B. K.; Chunn, J.; Lalic, N.; Bay, G.; Buettner, T.; Heilig, G. K.; Wilmoth, J. (14 September 2014). "World population stabilization unlikely this century". Science. 346 (6206). AAAS: 234–7. Bibcode:2014Sci...346..234G. doi:10.1126/science.1257469. ISSN 1095-9203. PMC 4230924. PMID 25301627.
Crist, Eileen; Ripple, William J.; Ehrlich, Paul R.; Rees, William E.; Wolf, Christopher (2022). "Scientists' warning on population" (PDF). Science of the Total Environment. 845 157166. Bibcode:2022ScTEn.84557166C. doi:10.1016/j.scitotenv.2022.157166. PMID 35803428. S2CID 250387801.
Kolk, M.; Cownden, D.; Enquist, M. (29 January 2014). "Correlations in fertility across generations: can low fertility persist?". Proceedings of the Royal Society B: Biological Sciences. 281 (1779) 20132561. doi:10.1098/rspb.2013.2561. PMC 3924067. PMID 24478294.
Burger, Oskar; DeLong, John P. (28 March 2016). "What if fertility decline is not permanent? The need for an evolutionarily informed approach to understanding low fertility". Philosophical Transactions of the Royal Society B: Biological Sciences. 371 (1692) 20150157. doi:10.1098/rstb.2015.0157. PMC 4822437. PMID 27022084.
McClendon, David (Autumn 2013). "Shall the Religious Inherit the Earth? Demography and Politics in the Twenty-First Century, by ERIC KAUFMANN". Sociology of Religion. 74 (3): 417–9. doi:10.1093/socrel/srt026.
Clarke, Alice L.; Low, Bobbi S. (2001). "Testing evolutionary hypotheses with demographic data" (PDF). Population and Development Review. 27 (4): 633–660. doi:10.1111/j.1728-4457.2001.00633.x. hdl:2027.42/74296.
Daly, Martin; Wilson, Margo I (26 June 1998). "Human evolutionary psychology and animal behaviour" (PDF). Animal Behaviour. 57 (3). Department of Psychology, McMaster University: 509–519. doi:10.1006/anbe.1998.1027. PMID 10196040. S2CID 4007382. Retrieved 14 November 2018.
Kapitsa, Sergei P. (1996). "The phenomenological theory of world population growth". Physics-Uspekhi. 39 (1): 57–71. Bibcode:1996PhyU...39...57K. doi:10.1070/pu1996v039n01abeh000127. S2CID 250877833. Archived from the original on 11 May 2009. Retrieved 26 July 2013.
Lutz, Wolfgang; Sanderson, Warren; Scherbov, Sergei (19 June 1997). "Doubling of world population unlikely" (PDF). Nature. 387 (6635): 803–805. Bibcode:1997Natur.387..803L. doi:10.1038/42935. PMID 9194559. S2CID 4306159.
Curtin, Ciara (1 March 2007). "Fact or Fiction?: Living People Outnumber the Dead". Scientific American. 297 (3). Scientific American, Inc. (published September 2007): 126. Bibcode:2007SciAm.297c.126C. doi:10.1038/scientificamerican0907-126. PMID 17784634. Retrieved 4 August 2008. Note: text of paper publication slightly different from text of on-line publication.
Bystroff, Christopher (20 May 2021). "Footprints to singularity: A global population model explains late 20th century slow-down and predicts peak within ten years". PLOS ONE. 16 (5) e0247214. Bibcode:2021PLoSO..1647214B. doi:10.1371/journal.pone.0247214. PMC 8136733. PMID 34014929.
Hopfenberg, Russell; Pimentel, David (March 2001). "Human Population Numbers as a Function of Food Supply". Environment, Development and Sustainability. 3 (1): 1–15. Bibcode:2001EDSus...3....1H. doi:10.1023/a:1011463231976.
Gilland, Bernard (3 April 2007). "Population, nutrition and agriculture". Population and Environment. 28 (1): 1–16. doi:10.1007/s11111-007-0034-9.
Bocquet-Appel, Jean-Pierre (29 July 2011). "When the World's Population Took Off: The Springboard of the Neolithic Demographic Transition". Science. 333 (6042): 560–561. Bibcode:2011Sci...333..560B. doi:10.1126/science.1208880. PMID 21798934.
Li, Xiaoqiang; Dodson, John; Zhou, Jie; Zhou, Xinying (June 2009). "Increases of population and expansion of rice agriculture in Asia, and anthropogenic methane emissions since 5000BP". Quaternary International. 202 (1–2): 41–50. Bibcode:2009QuInt.202...41L. doi:10.1016/j.quaint.2008.02.009.
Kopnina, Helen; Washington, Haydn (2 April 2016). "Discussing why population growth is still ignored or denied". Chinese Journal of Population Resources and Environment. 14 (2): 133–143. Bibcode:2016CJPRE..14..133K. doi:10.1080/10042857.2016.1149296. hdl:1887/44662.
Cohen, Joel E. (21 July 1995). "Population Growth and Earth's Human Carrying Capacity". Science. 269 (5222): 341–346. Bibcode:1995Sci...269..341C. doi:10.1126/science.7618100. PMID 7618100.
Fanta, Václav; Šálek, Miroslav; Zouhar, Jan; Sklenicka, Petr; Storch, David (31 January 2018). "Equilibrium dynamics of European pre-industrial populations: the evidence of carrying capacity in human agricultural societies". Proceedings of the Royal Society B: Biological Sciences. 285 (1871) 20172500. doi:10.1098/rspb.2017.2500. PMC 5805945. PMID 29386368.
Henderson, Kirsten; Loreau, Michel (March 2019). "An ecological theory of changing human population dynamics". People and Nature. 1 (1): 31–43. Bibcode:2019PeoNa...1...31H. doi:10.1002/pan3.8.
Armelagos, George J.; Goodman, Alan H.; Jacobs, Kenneth H. (September 1991). "The origins of agriculture: Population growth during a period of declining health". Population and Environment. 13 (1): 9–22. Bibcode:1991PopEn..13....9A. doi:10.1007/bf01256568.
Van Den Bergh, Jeroen C. J. M.; Rietveld, Piet (2004). "Reconsidering the Limits to World Population: Meta-analysis and Meta-prediction". BioScience. 54 (3): 195. doi:10.1641/0006-3568(2004)054[0195:RTLTWP]2.0.CO;2.
Salmony, Steven Earl (January 2006). "The Human Population: Accepting Species Limits". Environmental Health Perspectives. 114 (1): A17-8. Bibcode:2006EnvHP.114..a17S. doi:10.1289/ehp.114-a17. PMC 1332674. PMID 16393640.
The State of the World's Land and Water Resources for Food and Agriculture 2025. FAO. 2025. doi:10.4060/cd7488en. ISBN 978-92-5-140285-6.

dw.com (Global: 205^th place; English: 320^th place)

Silk, John (21 December 2019). "World's population to hit 7.75 billion in 2019". Deutsche Welle. Retrieved 17 July 2020.

energybulletin.net (Global: low place; English: low place)

"The Real Green Revolution". Energybulletin.net. Archived from the original on 22 April 2008. Retrieved 1 August 2010.

euroscientist.com (Global: low place; English: low place)

"What Causes Overpopulation?" Euroscientist. Euroscience: "When agriculture advances, and it becomes easier to feed the population, it continues to grow."

fao.org (Global: 428^th place; English: 480^th place)

fao.org

Food and Agriculture Organization of the United Nations, The State of Food Insecurity in the World Archived 11 June 2014 at the Wayback Machine. WorldHunger.org. 2012. Retrieved 26 April 2012.

openknowledge.fao.org

The State of the World's Land and Water Resources for Food and Agriculture 2025. FAO. 2025. doi:10.4060/cd7488en. ISBN 978-92-5-140285-6.

france24.com (Global: 344^th place; English: 362^nd place)

York, Joanna (14 April 2023). "Spotlight on family planning as India surpasses China as world's most populous country". France 24. Retrieved 14 April 2023.

ghostarchive.org (Global: 64^th place; English: 28^th place)

Cave, Damien; Bubola, Emma; Sang-Hun, Choe (22 May 2021). "Long Slide Looms for World Population, With Sweeping Ramifications". The New York Times. ISSN 0362-4331. Archived from the original on 28 December 2021. Retrieved 23 May 2021.

greenillusions.org (Global: low place; English: low place)

Zehner, Ozzie (2012). Green Illusions. Lincoln and London: University of Nebraska Press. pp. 187–331. Archived from the original on 29 November 2019. Retrieved 10 April 2020.

hdl.handle.net (Global: 66^th place; English: 34^th place)

Clarke, Alice L.; Low, Bobbi S. (2001). "Testing evolutionary hypotheses with demographic data" (PDF). Population and Development Review. 27 (4): 633–660. doi:10.1111/j.1728-4457.2001.00633.x. hdl:2027.42/74296.
Kopnina, Helen; Washington, Haydn (2 April 2016). "Discussing why population growth is still ignored or denied". Chinese Journal of Population Resources and Environment. 14 (2): 133–143. Bibcode:2016CJPRE..14..133K. doi:10.1080/10042857.2016.1149296. hdl:1887/44662.

ibge.gov.br (Global: 155^th place; English: 591^st place)

"Projeção da população". IBGE. Archived from the original on 4 February 2020. Retrieved 22 November 2019.

iiasa.ac.at (Global: low place; English: low place)

pure.iiasa.ac.at

Lutz, Wolfgang; Sanderson, Warren; Scherbov, Sergei (19 June 1997). "Doubling of world population unlikely" (PDF). Nature. 387 (6635): 803–805. Bibcode:1997Natur.387..803L. doi:10.1038/42935. PMID 9194559. S2CID 4306159.

imf.org (Global: 225^th place; English: 601^st place)

"World Economic Outlook (October 2021)". Imf.org. Retrieved 1 November 2021.

independent.co.uk (Global: 46^th place; English: 29^th place)

"A portrait of Britain in 2031". The Independent. 24 October 2007. Archived from the original on 9 December 2017. Retrieved 17 February 2013.
"Population paradox: Europe's time bomb". The Independent. 9 August 2008. Retrieved 31 March 2019.

indexmundi.com (Global: 6,377^th place; English: 9,374^th place)

"World Demographics Profile 2012". Index Mundi. Archived from the original on 7 June 2012. Retrieved 22 May 2012.

ishmael.org (Global: low place; English: low place)

Quinn, Daniel. "The Question (ID Number 122)". Ishmael.org. Archived from the original on 4 March 2016. Retrieved 18 October 2014.

jstor.org (Global: 23^rd place; English: 15^th place)

Biraben, Jean-Noël (1979). "Essai sur l'évolution du nombre des hommes". Population. 34 (1): 13–25. doi:10.2307/1531855. ISSN 0032-4663. JSTOR 1531855. S2CID 143406315.
Schran, Peter (1978). "China's demographic evolution 1850–1953 reconsidered". The China Quarterly. 75 (75): 639–646. doi:10.1017/S0305741000042594. JSTOR 652987. S2CID 154294204.
An approximation based on figures from different sources as listed at the US Census Bureau's Historical Estimates of World Population Archived 2 May 2019 at the Wayback Machine; see also *Kremer, Michael (1993). "Population Growth and Technological Change: One Million B.C. to 1990". The Quarterly Journal of Economics. 108 (3): 681–716. doi:10.2307/2118405. JSTOR 2118405.

learnnc.org (Global: low place; English: low place)

"The Columbian Exchange". University of North Carolina. Archived from the original on 26 July 2011. Retrieved 18 December 2012.

mercatornet.com (Global: low place; English: low place)

"Shall the religious inherit the earth?". Mercator Net. 6 April 2010. Archived from the original on 23 June 2019. Retrieved 27 February 2020.

migrationinformation.org (Global: low place; English: low place)

Jorge Durand (March 2004). "From Traitors to Heroes: 100 Years of Mexican Migration Policies". University of Guadalajara. Archived from the original on 5 May 2011. Retrieved 16 July 2013.

nationalgeographic.com (Global: 489^th place; English: 425^th place)

science.nationalgeographic.com

"Plague, Plague Information, Black Death Facts, News, Photos". National Geographic. Archived from the original on 22 July 2013. Retrieved 3 November 2008.

nationalgeographic.org (Global: 4,068^th place; English: 3,365^th place)

education.nationalgeographic.org

"The Development of Agriculture". National Geographic. 2022.

nicic.gov (Global: low place; English: low place)

info.nicic.gov

"How Many People Have Ever Lived on Earth?". National Institute of Corrections. Retrieved 4 March 2024.

nih.gov (Global: 5^th place; English: 5^th place)

pubmed.ncbi.nlm.nih.gov

Snow, D. R (16 June 1995). "Microchronology and Demographic Evidence Relating to the Size of Pre-Columbian North American Indian Populations". Science. 268 (5217): 1601–1604. Bibcode:1995Sci...268.1601S. doi:10.1126/science.268.5217.1601. PMID 17754613. S2CID 8512954.
Sweeney, Megan M.; Raley, R. Kelly (1 July 2014). "Race, Ethnicity, and the Changing Context of Childbearing in the United States". Annual Review of Sociology. 40: 539–558. doi:10.1146/annurev-soc-071913-043342. ISSN 0360-0572. PMC 4618673. PMID 26504262.
Gerland, P.; Raftery, A. E.; Ev Ikova, H.; Li, N.; Gu, D.; Spoorenberg, T.; Alkema, L.; Fosdick, B. K.; Chunn, J.; Lalic, N.; Bay, G.; Buettner, T.; Heilig, G. K.; Wilmoth, J. (14 September 2014). "World population stabilization unlikely this century". Science. 346 (6206). AAAS: 234–7. Bibcode:2014Sci...346..234G. doi:10.1126/science.1257469. ISSN 1095-9203. PMC 4230924. PMID 25301627.
Crist, Eileen; Ripple, William J.; Ehrlich, Paul R.; Rees, William E.; Wolf, Christopher (2022). "Scientists' warning on population" (PDF). Science of the Total Environment. 845 157166. Bibcode:2022ScTEn.84557166C. doi:10.1016/j.scitotenv.2022.157166. PMID 35803428. S2CID 250387801.
Kolk, M.; Cownden, D.; Enquist, M. (29 January 2014). "Correlations in fertility across generations: can low fertility persist?". Proceedings of the Royal Society B: Biological Sciences. 281 (1779) 20132561. doi:10.1098/rspb.2013.2561. PMC 3924067. PMID 24478294.
Burger, Oskar; DeLong, John P. (28 March 2016). "What if fertility decline is not permanent? The need for an evolutionarily informed approach to understanding low fertility". Philosophical Transactions of the Royal Society B: Biological Sciences. 371 (1692) 20150157. doi:10.1098/rstb.2015.0157. PMC 4822437. PMID 27022084.
Daly, Martin; Wilson, Margo I (26 June 1998). "Human evolutionary psychology and animal behaviour" (PDF). Animal Behaviour. 57 (3). Department of Psychology, McMaster University: 509–519. doi:10.1006/anbe.1998.1027. PMID 10196040. S2CID 4007382. Retrieved 14 November 2018.
Lutz, Wolfgang; Sanderson, Warren; Scherbov, Sergei (19 June 1997). "Doubling of world population unlikely" (PDF). Nature. 387 (6635): 803–805. Bibcode:1997Natur.387..803L. doi:10.1038/42935. PMID 9194559. S2CID 4306159.
Curtin, Ciara (1 March 2007). "Fact or Fiction?: Living People Outnumber the Dead". Scientific American. 297 (3). Scientific American, Inc. (published September 2007): 126. Bibcode:2007SciAm.297c.126C. doi:10.1038/scientificamerican0907-126. PMID 17784634. Retrieved 4 August 2008. Note: text of paper publication slightly different from text of on-line publication.
Bystroff, Christopher (20 May 2021). "Footprints to singularity: A global population model explains late 20th century slow-down and predicts peak within ten years". PLOS ONE. 16 (5) e0247214. Bibcode:2021PLoSO..1647214B. doi:10.1371/journal.pone.0247214. PMC 8136733. PMID 34014929.
Bocquet-Appel, Jean-Pierre (29 July 2011). "When the World's Population Took Off: The Springboard of the Neolithic Demographic Transition". Science. 333 (6042): 560–561. Bibcode:2011Sci...333..560B. doi:10.1126/science.1208880. PMID 21798934.
Cohen, Joel E. (21 July 1995). "Population Growth and Earth's Human Carrying Capacity". Science. 269 (5222): 341–346. Bibcode:1995Sci...269..341C. doi:10.1126/science.7618100. PMID 7618100.
Fanta, Václav; Šálek, Miroslav; Zouhar, Jan; Sklenicka, Petr; Storch, David (31 January 2018). "Equilibrium dynamics of European pre-industrial populations: the evidence of carrying capacity in human agricultural societies". Proceedings of the Royal Society B: Biological Sciences. 285 (1871) 20172500. doi:10.1098/rspb.2017.2500. PMC 5805945. PMID 29386368.
Salmony, Steven Earl (January 2006). "The Human Population: Accepting Species Limits". Environmental Health Perspectives. 114 (1): A17-8. Bibcode:2006EnvHP.114..a17S. doi:10.1289/ehp.114-a17. PMC 1332674. PMID 16393640.

ncbi.nlm.nih.gov

Sweeney, Megan M.; Raley, R. Kelly (1 July 2014). "Race, Ethnicity, and the Changing Context of Childbearing in the United States". Annual Review of Sociology. 40: 539–558. doi:10.1146/annurev-soc-071913-043342. ISSN 0360-0572. PMC 4618673. PMID 26504262.
Gerland, P.; Raftery, A. E.; Ev Ikova, H.; Li, N.; Gu, D.; Spoorenberg, T.; Alkema, L.; Fosdick, B. K.; Chunn, J.; Lalic, N.; Bay, G.; Buettner, T.; Heilig, G. K.; Wilmoth, J. (14 September 2014). "World population stabilization unlikely this century". Science. 346 (6206). AAAS: 234–7. Bibcode:2014Sci...346..234G. doi:10.1126/science.1257469. ISSN 1095-9203. PMC 4230924. PMID 25301627.
Kolk, M.; Cownden, D.; Enquist, M. (29 January 2014). "Correlations in fertility across generations: can low fertility persist?". Proceedings of the Royal Society B: Biological Sciences. 281 (1779) 20132561. doi:10.1098/rspb.2013.2561. PMC 3924067. PMID 24478294.
Burger, Oskar; DeLong, John P. (28 March 2016). "What if fertility decline is not permanent? The need for an evolutionarily informed approach to understanding low fertility". Philosophical Transactions of the Royal Society B: Biological Sciences. 371 (1692) 20150157. doi:10.1098/rstb.2015.0157. PMC 4822437. PMID 27022084.
Bystroff, Christopher (20 May 2021). "Footprints to singularity: A global population model explains late 20th century slow-down and predicts peak within ten years". PLOS ONE. 16 (5) e0247214. Bibcode:2021PLoSO..1647214B. doi:10.1371/journal.pone.0247214. PMC 8136733. PMID 34014929.
Fanta, Václav; Šálek, Miroslav; Zouhar, Jan; Sklenicka, Petr; Storch, David (31 January 2018). "Equilibrium dynamics of European pre-industrial populations: the evidence of carrying capacity in human agricultural societies". Proceedings of the Royal Society B: Biological Sciences. 285 (1871) 20172500. doi:10.1098/rspb.2017.2500. PMC 5805945. PMID 29386368.
Salmony, Steven Earl (January 2006). "The Human Population: Accepting Species Limits". Environmental Health Perspectives. 114 (1): A17-8. Bibcode:2006EnvHP.114..a17S. doi:10.1289/ehp.114-a17. PMC 1332674. PMID 16393640.

nytimes.com (Global: 7^th place; English: 7^th place)

Cave, Damien; Bubola, Emma; Sang-Hun, Choe (22 May 2021). "Long Slide Looms for World Population, With Sweeping Ramifications". The New York Times. ISSN 0362-4331. Archived from the original on 28 December 2021. Retrieved 23 May 2021.
Heinsohn, Gunnar (7 January 2008). "Kenya's Violence: Exploding population". The New York Times. Archived from the original on 15 July 2014. Retrieved 7 July 2013.

oregonstate.edu (Global: 2,217^th place; English: 1,359^th place)

scientistswarning.forestry.oregonstate.edu

Crist, Eileen; Ripple, William J.; Ehrlich, Paul R.; Rees, William E.; Wolf, Christopher (2022). "Scientists' warning on population" (PDF). Science of the Total Environment. 845 157166. Bibcode:2022ScTEn.84557166C. doi:10.1016/j.scitotenv.2022.157166. PMID 35803428. S2CID 250387801.

osu.edu (Global: 2,360^th place; English: 1,459^th place)

researchnews.osu.edu

"Super-Sized Cassava Plants May Help Fight Hunger in Africa". Ohio State University. 24 May 2006. Archived from the original on 8 December 2013. Retrieved 9 July 2013.

oup.com (Global: 292^nd place; English: 233^rd place)

academic.oup.com

McClendon, David (Autumn 2013). "Shall the Religious Inherit the Earth? Demography and Politics in the Twenty-First Century, by ERIC KAUFMANN". Sociology of Religion. 74 (3): 417–9. doi:10.1093/socrel/srt026.

ourworldindata.org (Global: 2,491^st place; English: 1,740^th place)

Ortiz-Ospina, Esteban; Roser, Max (9 May 2013). "World Population Growth". Our World in Data. Archived from the original on 13 October 2016. Retrieved 13 October 2016.
"Children per woman". Our World in Data. Retrieved 1 November 2021.
Roser, Max (18 June 2019). "Two centuries of rapid global population growth will come to an end". Our World in Data.
"Population by age group". Our World in Data. Retrieved 26 January 2025.
Our World in Data (11 July 2024). "Peak global population and other key findings from the 2024 UN World Population Prospects". Our World in Data. Retrieved 27 July 2024.

pbs.org (Global: 260^th place; English: 176^th place)

"The Story Of... Smallpox – and other Deadly Eurasian Germs". Public Broadcasting Service. 2005. Archived from the original on 29 January 2018. Retrieved 24 April 2013.

petersoninstitute.org (Global: low place; English: low place)

"Reintegrating India with the World Economy" (PDF). Peterson Institute for International Economics. 2003. Archived (PDF) from the original on 4 March 2012. Retrieved 8 November 2012.

pewforum.org (Global: 1,526^th place; English: 1,638^th place)

"Religious Composition by Country, 2010–2050". Pew Research Center. 2 April 2015. Archived from the original on 21 December 2021.

populationmedia.org (Global: low place; English: low place)

"Human Carrying Capacity is Determined by Food Availability" (PDF). Russel Hopfenberg, Duke University. Archived from the original (PDF) on 21 September 2020. Retrieved 10 January 2023.

portal.gov.bd (Global: 4,821^st place; English: 3,292^nd place)

bbs.portal.gov.bd

"Monthly Statidtical Bulletin – Bangladesh" (PDF). 2022-05-12-10-42-55414488d843db66462b5410cb439c22.pdf. Bangladesh Bureau of Statistics. February 2022. Archived (PDF) from the original on 8 June 2022. Retrieved 8 June 2022.

prb.org (Global: low place; English: 9,462^nd place)

prb.org

"How Many People Have Ever Lived on Earth?". PRB. Retrieved 1 November 2021.
Haub, Carl (November–December 2002). "How Many People Have Ever Lived on Earth?" (PDF). Population Today. 30 (8). Population Reference Bureau: 3–4. Archived (PDF) from the original on 12 August 2011. Retrieved 4 August 2008.
Haub, Carl (October 2011). "How Many People Have Ever Lived on Earth?". Population Reference Bureau. Archived from the original on 24 April 2013. Retrieved 29 April 2013.

2022-wpds.prb.org

Kaneda, Toshiko; Greenbaum, Charlotte; Haub, Carl, eds. (October 2022). "2022 World Population Data Sheet". 2022-wpds.prb.org. Washington, D.C.: Population Reference Bureau. Archived from the original on 7 October 2022. Retrieved 23 November 2025.

rferl.org (Global: 733^rd place; English: 555^th place)

"Russia's Population Decline Said To Have 'Stopped'". Radio Free Europe/Radio Liberty. 27 May 2013. Retrieved 15 June 2013.

sciam.com (Global: 9,421^st place; English: low place)

Curtin, Ciara (1 March 2007). "Fact or Fiction?: Living People Outnumber the Dead". Scientific American. 297 (3). Scientific American, Inc. (published September 2007): 126. Bibcode:2007SciAm.297c.126C. doi:10.1038/scientificamerican0907-126. PMID 17784634. Retrieved 4 August 2008. Note: text of paper publication slightly different from text of on-line publication.

science.org (Global: 1,007^th place; English: 665^th place)

Stokstad, Erik (5 May 2019). "Landmark analysis documents the alarming global decline of nature". Science. AAAS. Retrieved 19 July 2020. Driving these threats are the growing human population, which has doubled since 1970 to 7.6 billion, and consumption. (Per capita of use of materials is up 15% over the past 5 decades.)
"No way to stop human population growth?". www.science.org.

sciencedaily.com (Global: 1,390^th place; English: 1,286^th place)

"A model predicts that the world's populations will stop growing in 2050". ScienceDaily.com. 4 April 2013. Archived from the original on 2 January 2020. Retrieved 3 June 2013.

semanticscholar.org (Global: 15^th place; English: 8^th place)

api.semanticscholar.org

Biraben, Jean-Noël (1979). "Essai sur l'évolution du nombre des hommes". Population. 34 (1): 13–25. doi:10.2307/1531855. ISSN 0032-4663. JSTOR 1531855. S2CID 143406315.
Snow, D. R (16 June 1995). "Microchronology and Demographic Evidence Relating to the Size of Pre-Columbian North American Indian Populations". Science. 268 (5217): 1601–1604. Bibcode:1995Sci...268.1601S. doi:10.1126/science.268.5217.1601. PMID 17754613. S2CID 8512954.
Schran, Peter (1978). "China's demographic evolution 1850–1953 reconsidered". The China Quarterly. 75 (75): 639–646. doi:10.1017/S0305741000042594. JSTOR 652987. S2CID 154294204.
Crist, Eileen; Ripple, William J.; Ehrlich, Paul R.; Rees, William E.; Wolf, Christopher (2022). "Scientists' warning on population" (PDF). Science of the Total Environment. 845 157166. Bibcode:2022ScTEn.84557166C. doi:10.1016/j.scitotenv.2022.157166. PMID 35803428. S2CID 250387801.
Daly, Martin; Wilson, Margo I (26 June 1998). "Human evolutionary psychology and animal behaviour" (PDF). Animal Behaviour. 57 (3). Department of Psychology, McMaster University: 509–519. doi:10.1006/anbe.1998.1027. PMID 10196040. S2CID 4007382. Retrieved 14 November 2018.
Kapitsa, Sergei P. (1996). "The phenomenological theory of world population growth". Physics-Uspekhi. 39 (1): 57–71. Bibcode:1996PhyU...39...57K. doi:10.1070/pu1996v039n01abeh000127. S2CID 250877833. Archived from the original on 11 May 2009. Retrieved 26 July 2013.
Lutz, Wolfgang; Sanderson, Warren; Scherbov, Sergei (19 June 1997). "Doubling of world population unlikely" (PDF). Nature. 387 (6635): 803–805. Bibcode:1997Natur.387..803L. doi:10.1038/42935. PMID 9194559. S2CID 4306159.

statista.com (Global: 1,214^th place; English: 1,277^th place)

"Number of internet and social media users worldwide as of January 2024". Statista. 31 January 2024. Archived from the original on 12 February 2024.

stats.gov.cn (Global: 479^th place; English: 1,336^th place)

"2023年国民经济回升向好高质量发展扎实推进" [Economy continues to recover in 2023, high-quality development progress steadily]. National Bureau of Statistics of China (in Chinese). 17 January 2024. Retrieved 17 January 2024.

telegraph.co.uk (Global: 40^th place; English: 27^th place)

"Vladimir Putin vows to reverse Russian population decline". The Daily Telegraph. 13 February 2012. Archived from the original on 24 April 2012. Retrieved 13 April 2012.
Demetriou, Danielle (17 April 2013). "Japan's population suffers biggest fall in history". The Daily Telegraph. London. Archived from the original on 21 May 2013. Retrieved 22 July 2013.

theguardian.com (Global: 16^th place; English: 11^th place)

Coleman, Jasmine (31 October 2011). "World's 'seven billionth baby' is born". The Guardian. London. Archived from the original on 30 September 2013. Retrieved 31 October 2011.
Carrington, Damien (18 September 2014). "World population to hit 12bn in 2100 – with 70% chance of continuous rise". The Guardian. Archived from the original on 20 September 2014. Retrieved 21 September 2014.
"World population in 2100 could be 2 billion below UN forecasts, study suggests". The Guardian. 15 July 2020. Retrieved 15 July 2020.

themoscowtimes.com (Global: 1,347^th place; English: 966^th place)

"Russia Reports 147M Population in 2021". Moscow Times. 30 May 2022. Retrieved 2 June 2022.

time.com (Global: 84^th place; English: 63^rd place)

Jay, Peter (17 July 2000). "A Distant Mirror". TIME Europe. 156 (3). Archived from the original on 25 July 2008. Retrieved 9 August 2014.
"Overpopulation's Real Victim Will Be the Environment". Time. 26 October 2011. Archived from the original on 18 February 2013. Retrieved 18 February 2013.

tulane.edu (Global: 6,571^st place; English: 3,861^st place)

Dr. Kenneth W. Harl (1998). "Population estimates of the Roman Empire". Tulane.edu. Archived from the original on 7 May 2016. Retrieved 8 December 2012.

umich.edu (Global: 429^th place; English: 307^th place)

globalchange.umich.edu

"Population Growth over Human History". University of Michigan. 4 January 2006. Archived from the original on 24 July 2011. Retrieved 9 March 2013.

deepblue.lib.umich.edu

Clarke, Alice L.; Low, Bobbi S. (2001). "Testing evolutionary hypotheses with demographic data" (PDF). Population and Development Review. 27 (4): 633–660. doi:10.1111/j.1728-4457.2001.00633.x. hdl:2027.42/74296.

umn.edu (Global: 1,293^rd place; English: 776^th place)

hist.umn.edu

"Population and Housing Census: Mexico 2010" (PDF). University of Minnesota. 3 March 2011. Archived (PDF) from the original on 3 November 2013. Retrieved 16 July 2013.

un.org (Global: 117^th place; English: 160^th place)

un.org

United Nations. "World population to reach 8 billion on 15 November 2022". United Nations. Retrieved 14 November 2022.
"UN report – 2004 data" (PDF). Archived from the original (PDF) on 5 February 2016. Retrieved 1 August 2010.
- "Ch. 5: Population Size and Composition" (PDF). World Population Prospects, the 2000 Revision. Vol. III. United Nations Population Division. p. 171. Retrieved 3 July 2010.
- "Key Findings" (PDF). Long-Range Population Projections. New York: United Nations: Department of Economic and Social Affairs. 2003. Retrieved 3 July 2010. {{cite book}}: |work= ignored (help)CS1 maint: publisher location (link)
- Janneh, Abdoulie (April 2012). "General debate on national experience in population matters: adolescents and youth" (PDF). United Nations Economic Commission for Africa. Archived (PDF) from the original on 10 November 2013. Retrieved 19 February 2014.
- World Population Prospects 2022: Summary of Results (PDF). New York: United Nations Department of Economic and Social Affairs. 2022.
- "World Population Prospects: The 2008 Revision" (PDF). Population Division of the Department of Economic and Social Affairs of the United Nations Secretariat. June 2009. Archived (PDF) from the original on 19 March 2013. Retrieved 20 June 2013.
- "The World at Six Billion". United Nations. 12 October 1999. Archived from the original on 9 July 2013. Retrieved 1 August 2010.
- "World population projected to reach 9.6 billion by 2050 – UN report". UN News Centre. 14 June 2013. Archived from the original on 23 August 2013. Retrieved 16 June 2013.
population.un.org
- "World Population Prospects 2022, Graphs / Profiles". United Nations Department of Economic and Social Affairs, Population Division. 2022.
- "World Population Prospects, Standard Projections, Archive, 2019 Revision". United Nations Department of Economic and Social Affairs, Population Division. 2019. Archived from the original on 3 March 2020. Retrieved 25 March 2023.
- "World Population Prospects 2019, Total Population – Both Sexes file, Medium Variant tab". United Nations Department of Economic and Social Affairs. 2019. Archived from the original on 4 June 2020. Retrieved 23 May 2022.
- "World Population Prospects 2019". United Nations. Archived from the original on 27 February 2021. Retrieved 8 July 2019.
- "World Population Prospects 2019, Deaths file". United Nations Department of Economic and Social Affairs. 2019.
- "World Population Prospects 2019, Births file". United Nations Department of Economic and Social Affairs. 2019. Archived from the original on 22 October 2018. Retrieved 23 May 2022.
- "World Population Prospects 2019: Highlights" (PDF). Archived (PDF) from the original on 3 July 2019. Retrieved 8 July 2019.
esa.un.org
- "World Population Prospects". United Nations. Archived from the original on 19 September 2016. Retrieved 15 September 2016.
- "Total fertility estimates, 1950–2010". UN Population Division. April 2011. Archived from the original on 7 June 2012. Retrieved 14 June 2012.
- "World Population Prospects, the 2008 Revision – Frequently Asked Questions". Population Division of the Department of Economic and Social Affairs of the United Nations Secretariat. 10 November 2010. Archived from the original on 24 February 2015. Retrieved 26 March 2015.
- "World Population Prospects: The 2015 Revision". UN Population Division. Archived from the original on 22 December 2015. Retrieved 19 January 2016.. Linked to at Download Files, where it states that the figures are for 1 July of the given year.
- "UN population estimates and projections, database query, August 2009". United Nations. 11 March 2009. Archived from the original on 19 August 2010. Retrieved 1 August 2010.
- "World Population Prospects The 2015 Revision". Archived from the original (PDF) on 20 March 2014.
- "World Population Prospects, the 2012 Revision – "Low variant" and "High variant" values". UN. 2012. Archived from the original on 1 July 2014. Retrieved 15 June 2013.
news.un.org
- "World population to reach 8 billion this year, as growth rate slows" Archived 16 July 2022 at the Wayback Machine, UN News, 11 July 2022.
data.un.org
- "UNData app". United Nations. Retrieved 15 November 2022.

unfpa.org (Global: 4,582^nd place; English: 4,580^th place)

"World set to reach 8 billion people on 15 November 2022". United Nations Population Fund. Retrieved 8 October 2022.

upi.com (Global: 377^th place; English: 206^th place)

"7 billion people is a 'serious challenge". United Press International. 31 October 2011. Archived from the original on 3 November 2011. Retrieved 9 November 2011.

urss.ru (Global: low place; English: low place)

Introduction to Social Macrodynamics. Archived 10 February 2012 at the Wayback Machine. Andrey Korotayev et al. For a rigorous mathematical analysis of this issue, see "A Compact Mathematical Model of the World System Economic and Demographic Growth, 1 CE – 1973 CE". Archived 17 February 2019 at the Wayback Machine.

usna.edu (Global: low place; English: 7,323^rd place)

"U.S. News & World Report: How many people were here before Columbus? Pick a number". 18 August 1997. Archived from the original on 5 March 2008. Retrieved 9 August 2019.

vicnet.net.au (Global: low place; English: low place)

home.vicnet.net.au

Population crises and cycles in history – A review by Claire Russell and W.M.S. Russell, Vicnet.net.au, archived from the original on 5 April 2011, retrieved 26 March 2015

visualcapitalist.com (Global: low place; English: low place)

Ghosh, Iman (15 February 2020). "Ranked: The 100 Most Spoken Languages Around the World". Visual Capitalist. Retrieved 1 November 2021.

washington.edu (Global: 1,171^st place; English: 736^th place)

washington.edu

World population to keep growing this century, hit 11 billion by 2100 Archived 4 December 2016 at the Wayback Machine. UWToday. 18 September 2014

courses.washington.edu

Daly, Martin; Wilson, Margo I (26 June 1998). "Human evolutionary psychology and animal behaviour" (PDF). Animal Behaviour. 57 (3). Department of Psychology, McMaster University: 509–519. doi:10.1006/anbe.1998.1027. PMID 10196040. S2CID 4007382. Retrieved 14 November 2018.

web.archive.org (Global: 1^st place; English: 1^st place)

"World Population Prospects". United Nations. Archived from the original on 19 September 2016. Retrieved 15 September 2016.
"World Population Prospects, Standard Projections, Archive, 2019 Revision". United Nations Department of Economic and Social Affairs, Population Division. 2019. Archived from the original on 3 March 2020. Retrieved 25 March 2023.
Ortiz-Ospina, Esteban; Roser, Max (9 May 2013). "World Population Growth". Our World in Data. Archived from the original on 13 October 2016. Retrieved 13 October 2016.
"World", The World Factbook, Central Intelligence Agency, 19 October 2021, archived from the original on 14 January 2026, retrieved 1 November 2021
600 million: Simon Gray, The Happiness of States (1818), p. 356 Archived 6 June 2019 at the Wayback Machine. 800 million: Gordon Hall, Samuel Newell, The Conversion of the World (1818), p. 10 Archived 6 June 2019 at the Wayback Machine. 800 to 1000 million: John Redman Coxe, Considerations Respecting the Recognition of Friends in Another World (1845), p. 21 (footnote with references).
Dr. Kenneth W. Harl (1998). "Population estimates of the Roman Empire". Tulane.edu. Archived from the original on 7 May 2016. Retrieved 8 December 2012.
"Plague, Plague Information, Black Death Facts, News, Photos". National Geographic. Archived from the original on 22 July 2013. Retrieved 3 November 2008.
"History of Europe – Demographic and agricultural growth". Encyclopædia Britannica. 2012. Archived from the original on 20 December 2012. Retrieved 17 December 2012.
"Historical Estimates of World Population". Census.gov. Archived from the original on 9 July 2012. Retrieved 12 November 2016.
Jay, Peter (17 July 2000). "A Distant Mirror". TIME Europe. 156 (3). Archived from the original on 25 July 2008. Retrieved 9 August 2014.
"Qing China's Internal Crisis: Land Shortage, Famine, Rural Poverty". Columbia University: Asia for Educators. 2009. Archived from the original on 8 July 2011. Retrieved 9 July 2013.
"History of Europe – Demographics". Encyclopædia Britannica. Archived from the original on 23 July 2013. Retrieved 9 July 2013.
"China's Population: Readings and Maps". Columbia University: East Asian Curriculum Project. Archived from the original on 19 July 2011. Retrieved 18 December 2012.
"Super-Sized Cassava Plants May Help Fight Hunger in Africa". Ohio State University. 24 May 2006. Archived from the original on 8 December 2013. Retrieved 9 July 2013.
"U.S. News & World Report: How many people were here before Columbus? Pick a number". 18 August 1997. Archived from the original on 5 March 2008. Retrieved 9 August 2019.
"The Story Of... Smallpox – and other Deadly Eurasian Germs". Public Broadcasting Service. 2005. Archived from the original on 29 January 2018. Retrieved 24 April 2013.
Austin Alchon, Suzanne (2003). A pest in the land: new world epidemics in a global perspective. University of New Mexico Press. p. 31. ISBN 978-0-8263-2871-7. Archived from the original on 18 May 2016. Retrieved 15 November 2015.
"World Demographics Profile 2012". Index Mundi. Archived from the original on 7 June 2012. Retrieved 22 May 2012.
Population crises and cycles in history – A review by Claire Russell and W.M.S. Russell, Vicnet.net.au, archived from the original on 5 April 2011, retrieved 26 March 2015
"The Foundling Hospital". BBC History. 5 October 2012. Archived from the original on 17 June 2013. Retrieved 22 April 2013.
"Modernization – Population Change". Encyclopædia Britannica. Archived from the original on 6 April 2009. Retrieved 6 February 2013.
"Victorian Medicine – From Fluke to Theory". BBC History. 1 February 2002. Archived from the original on 5 March 2013. Retrieved 17 February 2013.
"A portrait of Britain in 2031". The Independent. 24 October 2007. Archived from the original on 9 December 2017. Retrieved 17 February 2013.
"UK population breaks through 60m". BBC News. 24 August 2006. Archived from the original on 8 February 2009. Retrieved 14 April 2012.
"US population through history". About.com Education. About.com. Archived from the original on 13 January 2012. Retrieved 14 April 2012.
Winter, Jay; Sivan, Emmanuel (2000). War and Remembrance in the Twentieth Century. Cambridge University Press. p. 64. ISBN 978-0-521-79436-7. Archived from the original on 4 September 2015. Retrieved 20 July 2015.
"Vladimir Putin vows to reverse Russian population decline". The Daily Telegraph. 13 February 2012. Archived from the original on 24 April 2012. Retrieved 13 April 2012.
"Reintegrating India with the World Economy" (PDF). Peterson Institute for International Economics. 2003. Archived (PDF) from the original on 4 March 2012. Retrieved 8 November 2012.
"The World Factbook – Central Intelligence Agency". cia.gov. Archived from the original on 27 September 2011. Retrieved 8 January 2017.
"Java (island, Indonesia)". Encyclopædia Britannica. Archived from the original on 10 November 2022. Retrieved 16 November 2022.
Jorge Durand (March 2004). "From Traitors to Heroes: 100 Years of Mexican Migration Policies". University of Guadalajara. Archived from the original on 5 May 2011. Retrieved 16 July 2013.
"Population and Housing Census: Mexico 2010" (PDF). University of Minnesota. 3 March 2011. Archived (PDF) from the original on 3 November 2013. Retrieved 16 July 2013.
Heinsohn, Gunnar (7 January 2008). "Kenya's Violence: Exploding population". The New York Times. Archived from the original on 15 July 2014. Retrieved 7 July 2013.
"UN report – 2004 data" (PDF). Archived from the original (PDF) on 5 February 2016. Retrieved 1 August 2010.
"U.S. Census Bureau – World POPClock Projection". July 2013. Archived from the original on 18 November 2011. Retrieved 18 February 2018. The number on this page is automatically updated daily.
"Population seven billion: UN sets out challenges". BBC News. 26 October 2011. Archived from the original on 26 October 2011. Retrieved 27 October 2011.
Coleman, Jasmine (31 October 2011). "World's 'seven billionth baby' is born". The Guardian. London. Archived from the original on 30 September 2013. Retrieved 31 October 2011.
"7 billion people is a 'serious challenge". United Press International. 31 October 2011. Archived from the original on 3 November 2011. Retrieved 9 November 2011.
"World Population Prospects 2019, Total Population – Both Sexes file, Medium Variant tab". United Nations Department of Economic and Social Affairs. 2019. Archived from the original on 4 June 2020. Retrieved 23 May 2022.
"Total fertility estimates, 1950–2010". UN Population Division. April 2011. Archived from the original on 7 June 2012. Retrieved 14 June 2012.
"World Population Prospects, the 2008 Revision – Frequently Asked Questions". Population Division of the Department of Economic and Social Affairs of the United Nations Secretariat. 10 November 2010. Archived from the original on 24 February 2015. Retrieved 26 March 2015.
"World population to reach 8 billion this year, as growth rate slows" Archived 16 July 2022 at the Wayback Machine, UN News, 11 July 2022.
"World Health Statistics 2016: Monitoring health for the SDGs Annex B: tables of health statistics by country, WHO region and globally" (PDF). World Health Organization. 2016. p. 110. Archived (PDF) from the original on 17 May 2018. Retrieved 3 August 2018.
"World - The World Factbook". CIA World Fact Book. Central Intelligence Agency. 20 February 2024. Archived from the original on 5 February 2024. Retrieved 24 February 2024.
Janneh, Abdoulie (April 2012). "General debate on national experience in population matters: adolescents and youth" (PDF). United Nations Economic Commission for Africa. Archived (PDF) from the original on 10 November 2013. Retrieved 19 February 2014.
"Global weight gain more damaging than rising numbers". BBC. 18 June 2012. Archived from the original on 4 February 2013. Retrieved 12 February 2013.
Food and Agriculture Organization of the United Nations, The State of Food Insecurity in the World Archived 11 June 2014 at the Wayback Machine. WorldHunger.org. 2012. Retrieved 26 April 2012.
"Number of internet and social media users worldwide as of January 2024". Statista. 31 January 2024. Archived from the original on 12 February 2024.
Chin, Josh (4 March 2011). "World's Most Typical Person: Han Chinese Man". Wall Street Journal. Archived from the original on 6 June 2019. Retrieved 18 November 2011.
"Religious Composition by Country, 2010–2050". Pew Research Center. 2 April 2015. Archived from the original on 21 December 2021.
"Antarctica". The World Factbook. CIA. 19 June 2014. Archived from the original on 4 January 2021. Retrieved 18 March 2015.
"Population Clock". Census.gov. Archived from the original on 17 November 2015. Retrieved 18 April 2020.
"World Population Prospects 2019". United Nations. Archived from the original on 27 February 2021. Retrieved 8 July 2019.
"Projeção da população". IBGE. Archived from the original on 4 February 2020. Retrieved 22 November 2019.
"Monthly Statidtical Bulletin – Bangladesh" (PDF). 2022-05-12-10-42-55414488d843db66462b5410cb439c22.pdf. Bangladesh Bureau of Statistics. February 2022. Archived (PDF) from the original on 8 June 2022. Retrieved 8 June 2022.
"World Population Prospects: The 2015 Revision". UN Population Division. Archived from the original on 22 December 2015. Retrieved 19 January 2016.. Linked to at Download Files, where it states that the figures are for 1 July of the given year.
"Countries – The World Factbook". cia.gov. Archived from the original on 4 January 2021. Retrieved 15 November 2022.
Demetriou, Danielle (17 April 2013). "Japan's population suffers biggest fall in history". The Daily Telegraph. London. Archived from the original on 21 May 2013. Retrieved 22 July 2013.
"The limits of a Green Revolution?". BBC News. 29 March 2007. Archived from the original on 28 July 2011. Retrieved 1 August 2010.
"The Real Green Revolution". Energybulletin.net. Archived from the original on 22 April 2008. Retrieved 1 August 2010.
Kaneda, Toshiko; Greenbaum, Charlotte; Haub, Carl, eds. (October 2022). "2022 World Population Data Sheet". 2022-wpds.prb.org. Washington, D.C.: Population Reference Bureau. Archived from the original on 7 October 2022. Retrieved 23 November 2025.
"UN population estimates and projections, database query, August 2009". United Nations. 11 March 2009. Archived from the original on 19 August 2010. Retrieved 1 August 2010.
World population to keep growing this century, hit 11 billion by 2100 Archived 4 December 2016 at the Wayback Machine. UWToday. 18 September 2014
"World Population Prospects: The 2008 Revision" (PDF). Population Division of the Department of Economic and Social Affairs of the United Nations Secretariat. June 2009. Archived (PDF) from the original on 19 March 2013. Retrieved 20 June 2013.
"The World at Six Billion". United Nations. 12 October 1999. Archived from the original on 9 July 2013. Retrieved 1 August 2010.
"Population Growth over Human History". University of Michigan. 4 January 2006. Archived from the original on 24 July 2011. Retrieved 9 March 2013.
"World Population Prospects The 2015 Revision". Archived from the original (PDF) on 20 March 2014.
Fewer than 15,000 individuals, according to the Toba catastrophe theory, though this theory has been criticized by some scientists. See: "Toba super-volcano catastrophe idea "dismissed"". BBC News. 30 April 2013. Archived from the original on 7 January 2015. Retrieved 21 March 2015.
An approximation based on figures from different sources as listed at the US Census Bureau's Historical Estimates of World Population Archived 2 May 2019 at the Wayback Machine; see also *Kremer, Michael (1993). "Population Growth and Technological Change: One Million B.C. to 1990". The Quarterly Journal of Economics. 108 (3): 681–716. doi:10.2307/2118405. JSTOR 2118405.
An approximation based on figures from different sources as listed at the US Census Bureau's Total Midyear Population for the World: 1950–2050 Archived 21 May 2017 at the Wayback Machine
"Notes on the World POPClock and World Vital Events". US Census Bureau. Archived from the original on 2 October 2013. Retrieved 12 February 2013.
"World Population Prospects 2019, Births file". United Nations Department of Economic and Social Affairs. 2019. Archived from the original on 22 October 2018. Retrieved 23 May 2022.
"World Population Prospects, the 2012 Revision – "Low variant" and "High variant" values". UN. 2012. Archived from the original on 1 July 2014. Retrieved 15 June 2013.
"World population projected to reach 9.6 billion by 2050 – UN report". UN News Centre. 14 June 2013. Archived from the original on 23 August 2013. Retrieved 16 June 2013.
"A model predicts that the world's populations will stop growing in 2050". ScienceDaily.com. 4 April 2013. Archived from the original on 2 January 2020. Retrieved 3 June 2013.
Carrington, Damien (18 September 2014). "World population to hit 12bn in 2100 – with 70% chance of continuous rise". The Guardian. Archived from the original on 20 September 2014. Retrieved 21 September 2014.
"World Population Prospects 2019: Highlights" (PDF). Archived (PDF) from the original on 3 July 2019. Retrieved 8 July 2019.
"Overpopulation's Real Victim Will Be the Environment". Time. 26 October 2011. Archived from the original on 18 February 2013. Retrieved 18 February 2013.
Zehner, Ozzie (2012). Green Illusions. Lincoln and London: University of Nebraska Press. pp. 187–331. Archived from the original on 29 November 2019. Retrieved 10 April 2020.
"Shall the religious inherit the earth?". Mercator Net. 6 April 2010. Archived from the original on 23 June 2019. Retrieved 27 February 2020.
Introduction to Social Macrodynamics. Archived 10 February 2012 at the Wayback Machine. Andrey Korotayev et al. For a rigorous mathematical analysis of this issue, see "A Compact Mathematical Model of the World System Economic and Demographic Growth, 1 CE – 1973 CE". Archived 17 February 2019 at the Wayback Machine.
Kapitsa, Sergei P. (1996). "The phenomenological theory of world population growth". Physics-Uspekhi. 39 (1): 57–71. Bibcode:1996PhyU...39...57K. doi:10.1070/pu1996v039n01abeh000127. S2CID 250877833. Archived from the original on 11 May 2009. Retrieved 26 July 2013.
Haub, Carl (November–December 2002). "How Many People Have Ever Lived on Earth?" (PDF). Population Today. 30 (8). Population Reference Bureau: 3–4. Archived (PDF) from the original on 12 August 2011. Retrieved 4 August 2008.
Haub, Carl (October 2011). "How Many People Have Ever Lived on Earth?". Population Reference Bureau. Archived from the original on 24 April 2013. Retrieved 29 April 2013.
"Human Carrying Capacity is Determined by Food Availability" (PDF). Russel Hopfenberg, Duke University. Archived from the original (PDF) on 21 September 2020. Retrieved 10 January 2023.
Quinn, Daniel. "The Question (ID Number 122)". Ishmael.org. Archived from the original on 4 March 2016. Retrieved 18 October 2014.

who.int (Global: 213^th place; English: 314^th place)

who.int

"World Health Statistics 2016: Monitoring health for the SDGs Annex B: tables of health statistics by country, WHO region and globally" (PDF). World Health Organization. 2016. p. 110. Archived (PDF) from the original on 17 May 2018. Retrieved 3 August 2018.

apps.who.int

"WHO, 2020 Life Expectancy". World Health Organization. Retrieved 27 July 2022.

wikiwix.com (Global: 103^rd place; English: 872^nd place)

archive.wikiwix.com

"The Columbian Exchange". University of North Carolina. Archived from the original on 26 July 2011. Retrieved 18 December 2012.

worldbank.org (Global: 280^th place; English: 430^th place)

data.worldbank.org

"Poverty headcount ratio at $1.90 a day (2011 PPP) (% of population) | Data". World Bank. Retrieved 1 November 2021.
"Literacy Rate, Adult Total (% of people ages 15 and above)". The World Bank. September 2021.

worldcat.org (Global: 4^th place; English: 4^th place)

search.worldcat.org

Cave, Damien; Bubola, Emma; Sang-Hun, Choe (22 May 2021). "Long Slide Looms for World Population, With Sweeping Ramifications". The New York Times. ISSN 0362-4331. Archived from the original on 28 December 2021. Retrieved 23 May 2021.
Biraben, Jean-Noël (1979). "Essai sur l'évolution du nombre des hommes". Population. 34 (1): 13–25. doi:10.2307/1531855. ISSN 0032-4663. JSTOR 1531855. S2CID 143406315.
Sweeney, Megan M.; Raley, R. Kelly (1 July 2014). "Race, Ethnicity, and the Changing Context of Childbearing in the United States". Annual Review of Sociology. 40: 539–558. doi:10.1146/annurev-soc-071913-043342. ISSN 0360-0572. PMC 4618673. PMID 26504262.
Gerland, P.; Raftery, A. E.; Ev Ikova, H.; Li, N.; Gu, D.; Spoorenberg, T.; Alkema, L.; Fosdick, B. K.; Chunn, J.; Lalic, N.; Bay, G.; Buettner, T.; Heilig, G. K.; Wilmoth, J. (14 September 2014). "World population stabilization unlikely this century". Science. 346 (6206). AAAS: 234–7. Bibcode:2014Sci...346..234G. doi:10.1126/science.1257469. ISSN 1095-9203. PMC 4230924. PMID 25301627.

worldometers.info (Global: 2,960^th place; English: 6,742^nd place)

"World Demographics 2026 (Population, Age, Sex, Trends)". Worldometer. Retrieved 29 January 2026.
"Regions in the world by population (2020)". Worldometer. Retrieved 5 October 2020.
"World Population Clock (under World Pop Milestone section)". Worldometer. 2022.
"World Population by Year". Worldometers.info. Retrieved 18 July 2023.

wsj.com (Global: 94^th place; English: 66^th place)

blogs.wsj.com

Chin, Josh (4 March 2011). "World's Most Typical Person: Han Chinese Man". Wall Street Journal. Archived from the original on 6 June 2019. Retrieved 18 November 2011.

youtube.com (Global: 13^th place; English: 14^th place)

Manning, Richard (7 September 2011). "Richard Manning on the Green Revolution and the End of Cheap Oil" (Interview). Interviewed by Sally Erickson and Timothy Scott Bennett. Retrieved 15 October 2013 – via YouTube.
Zerzan, John (2 April 2008). On Modernity and the Technosphere (Speech). Binghamton University.

World population (English Wikipedia)

about.com (Global: 419th place; English: 335th place)

geography.about.com

adsabs.harvard.edu (Global: 14th place; English: 9th place)

ui.adsabs.harvard.edu

affaritaliani.it (Global: 8,579th place; English: low place)

archive.org (Global: 6th place; English: 6th place)

arxiv.org (Global: 49th place; English: 31st place)

bbc.co.uk (Global: 11th place; English: 10th place)

bbc.co.uk

news.bbc.co.uk

books.google.com (Global: 3rd place; English: 3rd place)

bps.go.id (Global: 653rd place; English: 3,230th place)

britannica.com (Global: 37th place; English: 64th place)

census.gov (Global: 18th place; English: 18th place)

cia.gov (Global: 133rd place; English: 275th place)

citypopulation.de (Global: 99th place; English: 341st place)

columbia.edu (Global: 554th place; English: 368th place)

afe.easia.columbia.edu

dl.ac.uk (Global: low place; English: low place)

srs.dl.ac.uk

doi.org (Global: 2nd place; English: 2nd place)

dw.com (Global: 205th place; English: 320th place)

energybulletin.net (Global: low place; English: low place)

euroscientist.com (Global: low place; English: low place)

fao.org (Global: 428th place; English: 480th place)

fao.org

openknowledge.fao.org

france24.com (Global: 344th place; English: 362nd place)

ghostarchive.org (Global: 64th place; English: 28th place)

greenillusions.org (Global: low place; English: low place)

hdl.handle.net (Global: 66th place; English: 34th place)

ibge.gov.br (Global: 155th place; English: 591st place)

iiasa.ac.at (Global: low place; English: low place)

pure.iiasa.ac.at

imf.org (Global: 225th place; English: 601st place)

independent.co.uk (Global: 46th place; English: 29th place)

indexmundi.com (Global: 6,377th place; English: 9,374th place)

ishmael.org (Global: low place; English: low place)

jstor.org (Global: 23rd place; English: 15th place)

learnnc.org (Global: low place; English: low place)

mercatornet.com (Global: low place; English: low place)

migrationinformation.org (Global: low place; English: low place)

nationalgeographic.com (Global: 489th place; English: 425th place)

science.nationalgeographic.com

nationalgeographic.org (Global: 4,068th place; English: 3,365th place)

education.nationalgeographic.org

nicic.gov (Global: low place; English: low place)

info.nicic.gov

nih.gov (Global: 5th place; English: 5th place)

pubmed.ncbi.nlm.nih.gov

ncbi.nlm.nih.gov

nytimes.com (Global: 7th place; English: 7th place)

oregonstate.edu (Global: 2,217th place; English: 1,359th place)

scientistswarning.forestry.oregonstate.edu

osu.edu (Global: 2,360th place; English: 1,459th place)

researchnews.osu.edu

oup.com (Global: 292nd place; English: 233rd place)

academic.oup.com

ourworldindata.org (Global: 2,491st place; English: 1,740th place)

pbs.org (Global: 260th place; English: 176th place)

petersoninstitute.org (Global: low place; English: low place)

pewforum.org (Global: 1,526th place; English: 1,638th place)

populationmedia.org (Global: low place; English: low place)

portal.gov.bd (Global: 4,821st place; English: 3,292nd place)

bbs.portal.gov.bd

prb.org (Global: low place; English: 9,462nd place)

prb.org

2022-wpds.prb.org

rferl.org (Global: 733rd place; English: 555th place)

sciam.com (Global: 9,421st place; English: low place)

science.org (Global: 1,007th place; English: 665th place)

sciencedaily.com (Global: 1,390th place; English: 1,286th place)

semanticscholar.org (Global: 15th place; English: 8th place)

api.semanticscholar.org

statista.com (Global: 1,214th place; English: 1,277th place)

stats.gov.cn (Global: 479th place; English: 1,336th place)

telegraph.co.uk (Global: 40th place; English: 27th place)

theguardian.com (Global: 16th place; English: 11th place)

themoscowtimes.com (Global: 1,347th place; English: 966th place)

about.com (Global: 419^th place; English: 335^th place)

adsabs.harvard.edu (Global: 14^th place; English: 9^th place)

affaritaliani.it (Global: 8,579^th place; English: low place)

archive.org (Global: 6^th place; English: 6^th place)

arxiv.org (Global: 49^th place; English: 31^st place)

bbc.co.uk (Global: 11^th place; English: 10^th place)

books.google.com (Global: 3^rd place; English: 3^rd place)

bps.go.id (Global: 653^rd place; English: 3,230^th place)

britannica.com (Global: 37^th place; English: 64^th place)

census.gov (Global: 18^th place; English: 18^th place)

cia.gov (Global: 133^rd place; English: 275^th place)

citypopulation.de (Global: 99^th place; English: 341^st place)

columbia.edu (Global: 554^th place; English: 368^th place)

doi.org (Global: 2^nd place; English: 2^nd place)

dw.com (Global: 205^th place; English: 320^th place)

fao.org (Global: 428^th place; English: 480^th place)

france24.com (Global: 344^th place; English: 362^nd place)

ghostarchive.org (Global: 64^th place; English: 28^th place)

hdl.handle.net (Global: 66^th place; English: 34^th place)

ibge.gov.br (Global: 155^th place; English: 591^st place)

imf.org (Global: 225^th place; English: 601^st place)

independent.co.uk (Global: 46^th place; English: 29^th place)

indexmundi.com (Global: 6,377^th place; English: 9,374^th place)

jstor.org (Global: 23^rd place; English: 15^th place)

nationalgeographic.com (Global: 489^th place; English: 425^th place)

nationalgeographic.org (Global: 4,068^th place; English: 3,365^th place)

nih.gov (Global: 5^th place; English: 5^th place)

nytimes.com (Global: 7^th place; English: 7^th place)

oregonstate.edu (Global: 2,217^th place; English: 1,359^th place)

osu.edu (Global: 2,360^th place; English: 1,459^th place)

oup.com (Global: 292^nd place; English: 233^rd place)

ourworldindata.org (Global: 2,491^st place; English: 1,740^th place)

pbs.org (Global: 260^th place; English: 176^th place)

pewforum.org (Global: 1,526^th place; English: 1,638^th place)

portal.gov.bd (Global: 4,821^st place; English: 3,292^nd place)

prb.org (Global: low place; English: 9,462^nd place)

rferl.org (Global: 733^rd place; English: 555^th place)

sciam.com (Global: 9,421^st place; English: low place)

science.org (Global: 1,007^th place; English: 665^th place)

sciencedaily.com (Global: 1,390^th place; English: 1,286^th place)

semanticscholar.org (Global: 15^th place; English: 8^th place)

statista.com (Global: 1,214^th place; English: 1,277^th place)

stats.gov.cn (Global: 479^th place; English: 1,336^th place)

telegraph.co.uk (Global: 40^th place; English: 27^th place)

theguardian.com (Global: 16^th place; English: 11^th place)

themoscowtimes.com (Global: 1,347^th place; English: 966^th place)

time.com (Global: 84^th place; English: 63^rd place)

tulane.edu (Global: 6,571^st place; English: 3,861^st place)

umich.edu (Global: 429^th place; English: 307^th place)

umn.edu (Global: 1,293^rd place; English: 776^th place)

un.org (Global: 117^th place; English: 160^th place)

unfpa.org (Global: 4,582^nd place; English: 4,580^th place)

upi.com (Global: 377^th place; English: 206^th place)

usna.edu (Global: low place; English: 7,323^rd place)

washington.edu (Global: 1,171^st place; English: 736^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

who.int (Global: 213^th place; English: 314^th place)

wikiwix.com (Global: 103^rd place; English: 872^nd place)

worldbank.org (Global: 280^th place; English: 430^th place)

worldcat.org (Global: 4^th place; English: 4^th place)

worldometers.info (Global: 2,960^th place; English: 6,742^nd place)

wsj.com (Global: 94^th place; English: 66^th place)

youtube.com (Global: 13^th place; English: 14^th place)