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1. World population growth 1700–2100, 2022 projection. Human population projections are attempts to extrapolate how human populations will change in the future. [1] These projections are an important input to forecasts of the population's impact on this planet and humanity's future well-being. [2]
Future projections are based on the 2024 UN's medium-fertility scenario. Chart created by Our World In Data in 2024. The following is a list of countries by past and projected future population. This assumes that countries stay constant in the unforeseeable future, and does not take into account possible border changes.
Forecast of world population for four UNEP scenarios from 1960–2100. The software allows users to access and change the parameters and variables that are used in the model. The Scenario Analysis set out lets users create their own global scenario or load a pre-run global scenario in their field of interest. For example, to analyze the effects ...
According to the latest U.N. projections, the world’s population could grow to around 8.5 billion in 2030, 9.7 billion in 2050 and a peak of around 10.4 billion during the 2080s. It is forecast ...
This is an alphabetical list of countries by past and projected Gross Domestic Product per capita, based on the Purchasing Power Parity (PPP) methodology, not on official exchange rates.
Population projections are used by businesses, governments, and other program planners to assess future demand for consumer products, basic resources such as energy, water, and food, as well as services such as childcare, education, and care for the elderly. [2] Governments and organizations make population projections for their own countries.
Many studies have tried to estimate the world's sustainable population for humans, that is, the maximum population the world can host. [5] A 2004 meta-analysis of 69 such studies from 1694 until 2001 found the average predicted maximum number of people the Earth would ever have was 7.7 billion people, with lower and upper meta-bounds at 0.65 and 9.8 billion people, respectively.
These figures have been taken from the International Monetary Fund's World Economic Outlook (WEO) Database, October 2024 Edition. [1] The figures are given or expressed in Millions of International Dollars at current prices.