The world's population has reached 8 billion
Miscellaneous / / April 05, 2023
More than half of the projected growth through 2050 will be concentrated in 8 countries.
UN press service reportedthat the world population exceeded 8 billion people. Over the past 200 years, this figure has increased eightfold. So, for example, if in the early 1900s there were only 1.6 billion people on the planet, then by the beginning of the 2000s there were already 6 billion, and in 2011 - 7 billion.
The world population is now growing at the slowest pace since 1950, falling by less than 1% in 2020. The latest projections from the United Nations suggest that we will reach 8.5 billion in 2030, 9.7 billion in 2050, and a peak of 10.4 billion in the 2080s. After that, until about the year 2100, the population of the Earth will not change significantly.
More than half of projected population growth by 2050 will be concentrated in eight countries: Democratic Republic of the Congo, Egypt, Ethiopia, India, Nigeria, Pakistan, Philippines and Tanzania.
In most countries in sub-Saharan Africa, as well as parts of Asia, Latin America and the Caribbean Basin, the share of the working-age population (25 to 64 years) is increasing due to the recent decline fertility.
The proportion of the world's population aged 65 and over will rise from 10% in 2022 to 16% in 2050. By that time, the number of people aged 65 years and over worldwide is expected to increase by more than twice, and the number of children under the age of 5 will be about the same as the number of children under the age of 12.
Life expectancy reached 72.8 years in 2019, almost 9 years more than in 1990. Further declines in mortality are projected to bring average global life expectancy to around 77.2 years in 2050.
Further government action to reduce fertility will have little effect on growth rates population between today and mid-century due to the youthful age structure of modern world population. However, the cumulative effect of lower fertility, if it persists for several decades, could lead to a more significant slowdown in global population growth in the second half a century.
John Wilmot
Director, Population Division, United Nations Department of Economics
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