This site works best in Chrome, Edge, Firefox or Safari web browsers. Peak population growth was reached in 1968 with an annual growth of 2.1%. Here we see that today Africa has just over 17% of the global population; by 2100 this is projected to rise to 40%. World Population Prospects: 2019 Revision, ( 2 ) Census reports and other statistical publications from national statistical offices, ( 3 ) Eurostat: Demographic Statistics, ( 4 ) United Nations Statistical Division. Again it is possible to switch this chart to any other country or world region in the world.How do we expect this to change in the coming decades? At a country level “peak child” is followed by a time in which the country benefits from a “demographic dividend”. population change (52 percent) The variation in mortality is expected during the 2000-2025 period; see to range from 13 deaths per 1,000 Figure 2 on page 1. The width represents the size of the population of a given age; women on the right and men to the left. In 2015, the global population was estimated to be 7.4 billion; the 1990 Revision overestimated with a projection of 7.7 billion whilst the 1998 Revision underestimated at 7.2 billion.Similar results are true for UN projections even earlier than the 1970s. Even the medium projections vary significantly between the two institutions: The UN projects a population of 4.5 billion while WC-IIASA projects a population of only 2.6 billion. By 2050 it’s expected to rise to 5.3 billion, but then fall in the latter half of the century. By 2016, China had a population larger than 1.4 billion.But China is soon to be overtaken by India. Many countries are going to increase their gross population due to immigration while their native population may shrink. The key driver of population change in the 21st century is not mortality, but fertility, as we have seen earlier. The end of world population growth. [2][3] These figures refer to the de facto population in a country or area as shown in the "estimates" section. Online This can be also seen well in the scenarios that assume no further improvement in attainment such as the CER scenarios in the WC-IIASA projections.You can use all of what you find here for your own research or writing. Most projections were close to this value: even the earliest revision in 1968 projected a 1990 population of 5.44 billion.In 2010, it’s estimated the global population was seven billion; previous projections were in the range of 6.8 to 7.2 billion. Population, total from The World Bank: Data. If you now compare the base of the pyramid in 2018 with the projection for 2100 you see that the coming decades will not resemble the past: According to the projections there will be We are at a turning point in global population history. – Brookings Institution. The UN projections are called ‘assessments’ and a new update is published in their Shown here is the increase of the world population since 1750 combined with the latest projections of the UN Population Division.The UN publishes several variants of their population projections:But there are also a number of other institutions that are preparing their own projections of the world population. And it is also clear from the TFR projections of the UN.These projections are presented in detail in Wolfgang Lutz, William P. Butz, and Samir KC (2014) The work is produced at two closely related research centers in Austria:The assumptions behind the projections are presented in more detail in Wolfgang Lutz and Samir KC (2017) – The human core of the shared socioeconomic pathways: Population scenarios by age, sex and level of education for all countries to 2100. In Science, 333 (2011), pp. What does this mean for population growth?As the number of births is expected to slowly fall and the number of deaths to rise the global population growth rate will continue to fall. Let’s see how this crucial variable is projected to evolve.There is some uncertainty about the level of the fertility rate today in some countries with poorer coverage of demographic statistics. Global population projections are also published by the US Census, the Population Reference Bureau (PRB), and by the closely related Austrian research centers IIASA and the Wittgenstein Centre. But these are certainly not the only projections.There are a range of projections for future population growth. Population and Vital Statistics Reprot ( various years ), ( 5 ) U.S. Census Bureau: International Database, and ( 6 ) Secretariat of the Pacific Community: Statistics and Demography Programme.Population ages 25-29, female (% of female population)Population ages 65 and above (% of total population)Population ages 70-74, female (% of female population)Population ages 65 and above, male (% of male population)Population ages 20-24, female (% of female population) To the right of each year column (except for the initial 1950 one), a percentage figure is shown, which gives the The formulas used for the annual growth rates are the standard ones, used both by the In the calculations shown here, all the periods are of five years, and so Estimates between the years 1950 and 1980 (in thousands)Estimates between the years 1985 and 2015 (in thousands)Estimates between the years 2020 and 2050 (in thousands)Estimates between the years 1950 and 1980 (in thousands)Estimates between the years 1985 and 2015 (in thousands)Estimates between the years 2020 and 2050 (in thousands)