population mondiale en 1920

Trouvé à l'intérieur – Page 10Des quelque 1,1 milliard de personnes augmentant la population mondiale entre 1920 et 1960 , 500 millions concernent les cités de plus de 20'000 habitants . On estime qu'un habitant sur quatre de la planète vivait dans un tel milieu ... [7] The UN Department of Economics and Social Affairs projects between 9–10 billion people by 2050, and gives an 80% confidence interval of 10–12 billion by the end of the 21st century. [72] One extreme scenario predicted a massive increase to 256 billion by 2150, assuming the global fertility rate remained at its 1995 level of 3.04 children per woman; however, by 2010 the global fertility rate had declined to 2.52. Estimated population as of Jan, 1. [50] Altogether, the areas populated by people of European descent comprised 36% of the world's population in 1900. [138] Haub (1995) prepared another figure, updated in 2002 and 2011; the 2011 figure was approximately 107 billion. [123][124] The 2019 Revision of the UN estimates gives the "medium variant" population as; nearly 8.6 billion in 2030, about 9.7 billion in 2050 and about 10.9 billion in 2100. In demographics, the world population is the total number of humans currently living, and was estimated to have reached 7,800,000,000 people as of March 2020. Biraben, Jean-Noel, 1980, An Essay Concerning Mankind's Evolution, Population, Selected Papers, December, table 2. Population size fluctuates at differing rates in differing regions. Population Control: Real Costs, Illusory Benefits, Population and housing censuses by country, International Conference on Population and Development, Human activities with impact on the environment, Current real density based on food growing capacity, Antiviral medications for pandemic influenza, Percentage suffering from undernourishment, Health expenditure by country by type of financing, Programme for the International Assessment of Adult Competencies, Progress in International Reading Literacy Study, Trends in International Mathematics and Science Study, https://en.wikipedia.org/w/index.php?title=World_population&oldid=1046621548, Pages with non-numeric formatnum arguments, Wikipedia indefinitely semi-protected pages, Articles containing potentially dated statements from March 2020, All articles containing potentially dated statements, Wikipedia articles in need of updating from October 2018, All Wikipedia articles in need of updating, Articles with unsourced statements from September 2014, Articles needing additional references from April 2020, All articles needing additional references, Creative Commons Attribution-ShareAlike License, This page was last edited on 26 September 2021, at 16:31. [6] The global population is still increasing, but there is significant uncertainty about its long-term trajectory due to changing rates of fertility and mortality. Population Trends, Population Studies, No. [73][74], There is no estimation for the exact day or month the world's population surpassed one or two billion. An estimated one third of the world's population (or ≈500 million persons) were infected and had clinically apparent illnesses (1,2) during the 1918-1919 influenza pandemic. [74] In June 2012, British researchers calculated the total weight of Earth's human population as approximately 287 million tonnes, with the average person weighing around 62 kilograms (137 lb). ", "World Population Prospects, the 2012 Revision", "World Population Prospects, the 2010 Revision", "Symptoms of The Global Demographic Decline", "The Environmental Politics of Population and Overpopulation", "Creating new life – and other ways to feed the world", "Human population numbers as a function of food supply", Berlin Institute for Population and Development, HiveGroup.com – World population statistics presented in a treemap interface, Win.tue.nl – World countries mapped by population size, U.S. and World Population Clock (US Census Bureau). Biraben, Jean-Noel, 1980, An Essay Concerning Mankind's Evolution, Trouvé à l'intérieur – Page 21Par conséquent , les comparaisons , pour être plus significatives , doivent porter 1 Nations Unies : La croissance de la population mondiale urbaine et rurale , 1920-2000 , Etudes démographiques , no 44 ( New York ; numéro de vente ... [1][2] It took over 2 million years of human prehistory and history for the world's population to reach 1 billion[3] and only 200 years more to grow to 7 billion.[4]. Trouvé à l'intérieur – Page 414... MONDIALE JEWS - BASED ON THE COMMENT : BEFORE THE SECOND WORLD WAR / JUIFS - FONDE SUR LE COMMENTAIRE : AVANT LA DEUXIEME GUERRE MONDIALE ETHNIC ORIGIN - JEWS - ACCORDING TO 1920-39 BORDERS - REPRESENTS 8.6 % OF THE TOTAL POPULATION ... Despite the constitutional requirement that House seats be reapportioned to the states respective of their population every . Figures include the former Soviet countries in Europe. Trouvé à l'intérieurL'empire britannique rassemblait 400 millions d'habitants (un quart de la population terrestre en 1920) et l'empire ... e e La population européenne passe de près de 270 millions d'hommes en 1850 (un quart de la population mondiale) à ... Media in category "World population statistics". Second Edition, Table 1. Trouvé à l'intérieur – Page 12POPULATION MONDIALE , 1920-1960 ANNÉE MONDE RÉGIONS RÉGIONS EN PLUS VOIE DE DÉDÉVELOPPÉES VELOPPEMENT 1920 1930 1940 1950 1960 POPULATION . En milliards . 1,86 2,07 2,30 2,52 3,00 0,67 0,76 0,82 0,86 0,98 1,12 1,31 1,47 1,66 2,02 TAUX ... 27 % de la population mondiale est âgée de moins de 15 ans et 9 % à 65 ans et plus; 71,4 ans est l'espérance de vie moyenne dans le monde (2015) L'Inde dépassera la Chine comme premier pays du monde d'ici 2022 ; Il y avait dans le monde 7,4 milliards d'abonnés au téléphone cellulaire/mobile fin 2016, soit 100 % des habitants (UIT) Haub (1995) estimates that around 40% of those who have ever lived did not survive beyond their first birthday. Globally, the population growth rate has been steadily declining from its peak of 2.2% in 1963, but growth remains high in Latin America, the Middle East, and Sub-Saharan Africa. 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020 2025 2030 2035 2040 2045 2050 2055 2060 2065 2070 2075 2080 2085 2090 2095 2100 7,794,798,729 Population. Entre 1950 et 2015 la population mondiale est passée de 2,54mds d'habitants en 1950 à 7,38mds d'habitants en 2015. Elle est estimée à 7,8 milliards en mars 2020 [1] alors qu'elle était estimée à 7 milliards au 31 octobre 2011 [2], à 6,1 milliards en 2000, entre 1,55 et 1,76 milliard en 1900, entre 0,813 et 1,125 milliard en 1800 et de 600 à 679 millions d'habitants vers 1700. World population from 2018 to 2100, with annual growth rate, yearly change, population density, and urban population. Asia is the most populous continent, with its 4.64 billion inhabitants accounting for 60% of the world population. [127] Some analysts have questioned the sustainability of further world population growth, highlighting the growing pressures on the environment,[128] global food supplies, and energy resources.[129][130][131]. Rank Country/Territory Population c. 1900 estimate Percentage of. [20] More refined estimates, broken down by continents, were published in the first half of the 19th century, at 600 million to 1 billion in the early 1800s and at 800 million to 1 billion in the 1840s. [103], During the 2010s, Japan and some countries in Europe began to encounter negative population growth (i.e. Facts on File, New York, pp. Such estimates can only be rough approximations; as even modern population estimates are subject to uncertainty of around 3% to 5%. [104] However, this is only one of many estimates published by the UN; in 2009, UN population projections for 2050 ranged between around 8 billion and 10.5 billion. Trouvé à l'intérieur – Page 88En 1900, les Occidentaux représentaient en gros 30 % de la population mondiale, et les gouvernements occidentaux dominaient environ 45 % de cette population, puis 48 % en 1920. En 1993, sauf pour de petits résidus coloniaux comme Hong ... 1950 to present. It took over 2 million years of human prehistory and history for the world's population to reach 1 billion and only 200 years more to grow to 7 billion.. [73] One of many independent mathematical models supports the lower estimate,[122] while a 2014 estimate forecasts between 9.3 and 12.6 billion in 2100, and continued growth thereafter. The world's two most populated countries, China and India, together constitute about 36% of the world's population. A mind-boggling change: The world population today that is 1,860-times the size of what it was 12 millennia ago when the world population was around 4 million - half of the current population of London. The population of the Indian subcontinent, which was about 125 million in 1750, increased to 389 million in 1941;[61] today, India, Pakistan and Bangladesh are collectively home to about 1.63 billion people. Cela a été particulièrement vrai en 1918, après la Première Guerre mondiale , au après avoir retrouvé l'indépendance. Fewer than 15,000 individuals, according to the, An approximation based on figures from different sources as listed at the US Census Bureau's. Sur tout le continent, la croissance démographique s'essouffle, une majorité de régions connaissant même une décroissance. 50., p.10. Elle est estimée à 7,8 milliards en mars 2020 [1] alors qu'elle était estimée à 7 milliards au 31 octobre 2011 [2], à 6,1 milliards en 2000, entre 1,55 et 1,76 milliard en 1900, entre 0,813 et 1,125 milliard en 1800 et de 600 à 679 millions d'habitants vers 1700. En 1920, la population mondiale était évaluée à 1 811 millions d'habitants, en 1940 à 2 249 millions, en 1950 à 2 510 millions, en 1960 à 2 995, soit une augmentation de 65 % en 40 ans. [77] The world's largest religion is Christianity, whose adherents account for 31.4% of the global population;[87] Islam is the second-largest religion, accounting for 24.1%, and Hinduism the third, accounting for 13.8%. Randers' "most likely scenario" reveals a peak in the world population in the early 2040s at about 8.1 billion people, followed by decline. However, after 2024, it is unlikely that there will be another doubling of the global population in the 21st century. It is not a complete list: some non-independent countries and overseas territories are not included. Trouvé à l'intérieur – Page ivVoici un aperçu de la densité de la population mondiale de 1920 et 1926 . Ces chiffres globaux contiennent , au sujet de l'année 1920 , des chiffres corrigés et plus exacts que dans l'aperçu 1925 . Densité de la population des parties ... En 65 ans, la population mondiale a progressé de 291,10% avec une moyenne de +74 565 140 d'habitants par an Les derniers chiffres des estimations communiqués par l'ONU sont pour l'année 2015. This dramatic growth has been driven largely by increasing numbers of people surviving to reproductive age, and has been accompanied by major . Durand, John D., 1974, "Historical Estimates of World Population: An Evaluation," Trouvé à l'intérieur – Page 43La population mondiale , de 1920 à 1980 , en soixante années , aura été multipliée par 2,3 . Et en même temps , la population urbaine mondiale est multipliée par 5,4 . Europe's 747 million people make up 10% of the world's population as of 2020, while the Latin American and Caribbean regions are home to around 653 million (8%). Meiji go-nen ikō wagakoku no jinkō (1930). World-Population-1800-2100.svg 1,003 × 1,024; 85 KB. Population Today, February, p. 5. If this trend continues, the rate of growth may diminish to zero by 2050, concurrent with a world population plateau of 9.2 billion. Trouvé à l'intérieur6 – Le nombre de gens vivant sous le seuil d'extrême pauvreté est passé de 85 % en 1920 à 10 % aujourd'hui.{36} 7 – Des progrès considérables dans l'éducation ont été faits. En 1920, seulement 33 % de la population mondiale recevait une ... En 1920, l'Europe représentait 18 % de la population mondiale, l'Asie 53 % ; en 1960, l'Europe ne représente plus que 14,3 %, l'Asie 55,8 %. The data for 1750 to 1900 are from the UN report "The World at Six Billion"[115] whereas the data from 1950 to 2015 are from a UN data sheet.[14]. PopulationPyramid.net. [77][78] Approximately 26.3% of the global population is aged under 15, while 65.9% is aged 15–64 and 7.9% is aged 65 or over. Trouvé à l'intérieur – Page 551de la crise mondiale : 320 en 1920-1924 , 268 en 1930-1934 ; mais le taux de mortalité était encore beaucoup plus faible et allait , lui aussi , en diminuant : 140 dans la première période , 116 dans la seconde . Bevölkerung der Erde (1958), Calendario atlante de Agostini, anno 99 (2003), The Columbia gazetteer of the world (1998), Britannica book of the year : world data (1997), This page was last edited on 11 October 2021, at 01:57. Population aged 65 and older, percent: Proportion of the population aged 65 and older. Estimate numbers are from the beginning of the year and exact population figures are for countries that held a census on various dates in the year 1900. The chart shows the increasing number of people living on our planet over the last 12,000 years. [76] In 2010, the global fertility rate was estimated at 2.52 children per woman.
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