Implications of population aging for economic growth. The full results of the revision 2010are presented in two volumes. The 2017 revision the current world population of 7. A small number of countries will account for most of the increase. New york projected population by development region, medium variant, 19502100 billion source. The 2012 revision, highlights and advance tables united nations department of economic and social affairs population division 9 from 61 per cent in 20 to 52 in 2050 and then reach 50 per cent in 2100 table i. Population policy in transition in the developing world.
J14,j15,j21,j26,o1,o4 abstract the share of the population aged 60 and over is projected to increase in nearly every country in the world during 20052050. World population prospects population division united nations. The world at seven billion united nations population fund. The full results of the revision 2010are presented in. In demographics, the world population is the total number of humans currently living, and was estimated to have reached 7. Six of the earths seven continents are permanently inhabited on a large scale.
These documents do not imply the expression of any opinion whatsoever on the part of the secretariat of the united nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the. It took over 200,000 years of human history for the world s population to reach 1 billion, and only 200 years more to reach 7 billion. United nations, department of economic and social affairs, population division 2011. According to current projections, the global population will reach eight billion by. The global population has grown from 1 billion in 1800 to 7. United nations ilibrary world population prospects. Impacts, issues and strategies for policy action, oecd publishing. United nations, department of economic and social affairs, population division. This article describes the evolution of this unique data source from its inception to its 19th issues as the 2011 revision and gives an overview about the statistical data. The 2012 revision, key findings and advance tables population in developing countries still young currently the population of the less developed regions is still young, with children under age 15 accounting with 26 per cent of the population and young persons aged 15 to 24 accounting for a further 17 per cent. The median estimate for future growth sees the world population reaching 8. The current world population growth is approximately 1. The 2019 revision of world population prospects is the twentysixth round of official united nations population estimates and projections that have been prepared by the population division of the department of economic and social affairs of the united nations secretariat. United nations world population prospects, 2017 revision.
In terms of each countrys population growth, we can expect india to surpass china as the most populated country in the world by 2050. Demographic statistics, 4 united nations statistical division. The table below shows that from 2020 to 2050, the bulk of the world s population growth is predicted to take place in africa. Distribution of the world urban population by major area, 1950, 2011 21. Global human population growth amounts to around 83 million annually, or 1. United nations department of economic and social affairspopulation division. The worlds two most populated countries, china and india, together constitute about 36% of the worlds population. Ifla trend report world urbanization prospects the 2011. The 2010 revision department of social affairs, population division, united nations, new york, 2011. Population policy in transition in the developing world science. This article describes the evolution of this unique data source from its inception to its 19th issues as the 2011 revision and gives an overview about the statistical data sources used. In demographics, the world population is the total number of humans currently living, and was. Bloom, david canning, and gunther fink nber working paper no.
United nations, department of economic and social affairs, population division 2017. World urbanization prospects the 2011 revision the united nations. This web site contains data tables, figures, maps, analyses and technical notes from the current revision of the world population prospects. Jul 29, 2011 united nations, world population prospects. According to the uns 2017 revision to its population projections, world population is projected to reach 11. The detailed results of the 2012 revision are made available through a variety of media. The 2012 revision, highlights and advance tables united nations department of economic and social affairspopulation division 9 from 61 per cent in 20 to 52 in 2050 and then reach 50 per cent in 2100 table i. Total population 2018 rediscover the world as youve. The standard output of the 2010 revisionincludes only the usual projection variants and scenarios included in other revisions of world population prospects. United nations department of economic and social affairspopulation division iii. Urban estimates and projections at the united nations. Comprehensive tables preface the 2017 revision of world population prospects represents the latest global set of demographic estimates and projections prepared by the population division of the department of economic and social affairs of the united nations secretariat. Population growth in asia, latin america, and africa accelerated sharply after 1950 as the spread of medical technology e.
Medium variant united nations, department of economic and social affairs, population division. This was the main reason the world population expanded from 2. According to world population prospects, the global population in 2050 will be around 9. World population prospects the 2012 revision united nations. The world population more than tripled during the 20th century from about 1. The 2010 revision constitutes the twenty second round of the global population estimates and projections produced by the population division since 1951 and it breaks new ground in the production of population projections. New york population dynamics in least developed countries. World urbanization prospects 2011 highlights slideshare. Comprehensive tables preface the 2019 revision of the world population prospects represents the latest global set of demographic estimates and projections prepared by the population division of the department of economic and social affairs of the united nations secretariat. Medium variant united nations, department of economic and social affairs. Visual impairment and blindness 2010 who world health. Highfertility variant male population by country, annually for 20102100 millions united nations, department of economic and social affairs, population division 2011. The 2009 revision presents estimates and projections of the total, urban and rural populations of the. The information is essential to guide policies aimed at achieving the new sustainable development goals.
Past, current and projected future population growth is outlined. According to the 2008 revision of the official united nations population estimates and projections, the world population is projected to reach 7 billion in late 2011, up from the current. By family planning programs, we mean efforts to provide information about contraception, as well as contraceptives themselves. The 2011 revision preface the population division of the department of economic and social affairs at the united nations secretariat is responsible for providing the international community with uptodate and scientifically objective information on population and development. World population prospects focus on demographic fact. World bank income group data are based on 2012 gross national income gni per capita, calculated using the world bank atlas method 2.
It is expected to keep growing, and estimates have put the total population at 8. For about five decades, the united nations population division has produces a comprehensive demographic account of the global urbanization process, now known as the biennial world urbanization prospects. World urbanization prospects the 2011 revision ipcc. Noncommunicable diseases world health organization. The 2003 revision, prepared by the united nations department of economic and social affairs population division, presents estimates and projections of urban and rural populations for major areas, regions and countries of the world for the period 19502030. World population prospects 2017 revision compassion international. Median age in years for the world and major areas, 1950, 1980, 2011, 2050 and 2100. For the first time, projections are carried out up to 2100, instead of 2050 as previously. The dependency ratio is the number of people aged 65 and older for every 100 people in the workforceage segment. Distribution of the world population percentage by development group and major area, estimates and projections according to different variants, 19502050 2050 major area 1950 1975 2009 low medium high constant more developed regions 32. Archived pdf from the original on 17 november 2019. Africa is the second most populated continent, with around 1. Projected growth of the global population today, the world s population continues to grow, albeit more slowly than in the recent past.
World population prospects the 2010 revision, volume i comprehensive tables this report presents the 2010 revision of the population estimates and projections prepared by the population division of the department of economic and social affairs of the united nations secretariat. Further information analytical publications bagnoli, p. Young children and older people as a percentage of global population. Population growth is the increase in the number of individuals in a population. Ten years ago, the global population was growing by 1. Population growth annual % data world bank open data. Barring a calamitous pandemic, a further increase in the worlds population from 7 to between 8. The 2003 revision key findings world urbanization prospects. People under 18 years of age made up over a quarter of the world population 29. World population prospects within little more than a decade there are likely to be around 8.
A322 department of economic and social affairs population division world urbanization prospects the 2011 revision united nations new york, 2012. The 2011 revision preface the population division of the department of economic and social affairs at the united nations secretariat is responsible for providing the international community with uptodate and scientifically objective information on. Projected growth of the global population today, the worlds population continues to grow, albeit more slowly than in the recent past. Implications of population aging for economic growth david e. Africa and asia together will account for 86 per cent of all growth in the worlds.
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