The giant collapse of the world’s population by the end of this century will have a huge impact on society. It’s a shocking fact. Researchers warn that the world is not ready for a massive population collapse.
As the birth rate continues to decline, the population of almost every country in the world will decline by the end of this century. Of these, 23 countries, including Japan and Spain, will see their populations cut in half by 2100.
In addition, the number of elderly people will increase many times in proportion to the population in all countries. The number of new children born will be about the same as the number of people aged 60 and above.
Birth rate declining
The main reason for this trend is the increasing participation of women in education and the workplace. In addition, the easy availability of birth control has also contributed to this trend. For these reasons, girls are now interested in having fewer children.
However, many people regard the declining birth rate around the world as a success.
Countries will change drastically
Japan’s population peaked in 2016. In that year, the population of Japan was 126 million. From then on, the population of Japan began to decline. By the end of this century, Japan’s population will have decreased to less than 53 million.
Such a dramatic collapse will take place in the population of Italy. By the end of this century, Italy’s population will have shrunk from 61 million to 28 million. That is less than half.
There are a total of 23 such countries, whose populations will drop to less than half. The list also includes countries like Spain, Portugal, Thailand, and South Korea.
China is now the most populous country in the world. After four years, their population will reach a maximum of 140 crore. But then China’s population will begin to decline. By 2100, China’s population will have shrunk to 632 million. And India will replace China as the most populous country in the world. In 2017, the number of children under the age of 5 will be 68 crore and 10 lakh, while in 2100 it will be 40 crore and 10 lakh. In 2017, when the number of people over the age of 80 was 14 crore and 10 lakh, in 2100 it will stand at 86 crore and 60 lakh.
Different picture of Africa
The African continent is exceptional. The population of sub-Saharan Africa will triple to 300 billion by 2100.
According to the study, Nigeria will be the second largest country in the world in terms of population. Their population will increase to 79 crore and 10 lakh.
According to Professor Murray, “then there will be many more people of African descent in many more countries.”
“If many countries then have large populations of African descent, the challenges the world will face with racism will become even more important.”
Problems Caused
You might think that population reduction would be excellent for the world’s environment. Such a change will reduce the rate of carbon emissions. Destructive activities like agriculture will be stopped by deforestation. That may be true, but it will also reverse the whole age structure of the population.
But the whole age structure of the population will change as a result. Older people will outnumber younger ones. And because of these changes, the society will face various negative consequences. There will be a lack of working manpower in society then. Decreasing the rate of youth will lead to giant changes in the age structure. As a result, the world economy will collapse.
Solve the Population Problem
Some countries are taking various measures to increase the population. These include extending maternity and paternity leave, free childcare, financial incentives, and increased workplace rights. But there is no clear solution to this problem yet.
Sweden has made several attempts to increase their birth rate from 1.7 to 1.9. But many other countries are struggling to increase the birth rate despite many efforts. The birth rate in Singapore is still stuck at 1.3.
Professor Murray said, “Many people laugh at this situation. But they can’t really imagine that this is going to happen. They think women may have more children. But if you do not find a solution, then mankind will be extinct. But that is still a matter of centuries away.”
Experts’ opinions
Ibrahim Abubakar, a professor at University College London, says that if even half of these predictions are correct, then immigration will become vital for all countries and should not be considered an alternative.
“If we want to be successful, we have to think about world politics. The question of how to distribute the working population will become crucial in the rise or fall of human civilization.”

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