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ISLAMABAD: The world's population is projected to grow from 7.7 billion to 9.7 billion by 2050, and Pakistan will be one of nine countries where more than half of the projected increase will be concentrated, according to forecasts published by the World Health Organization. United Nations.
According to World Population Prospects 2019 published by the United Nations Population Division, Pakistan currently has 217 million inhabitants, or 12 million (5.9%) more than the previous estimate of the revision of 2017. The population has been revised based on the new census results of 2017. Previous estimates of the total fertility rate and life expectancy at birth have been revised slightly upward.
Between now and 2050, the other eight countries that will account for more than half of the projected growth in the world's population are India, Nigeria, Congo, Ethiopia, Tanzania, Indonesia, Egypt and the United States. United States. By around 2027, India is expected to overtake China as the world's most populous country.
Populations in Pakistan and Nigeria more than doubled between 1990 and 2019, with Pakistan moving to fifth place in eighth place and Nigeria tenth to seventh.
After this reorganization between 2019 and 2050, the ranking of the five largest countries should be maintained until the end of the century, when India could become the most populous country in the world with nearly 1.5 billion inhabitants, followed by China with just under 1.1 billion euros, Nigeria with 733 million euros, the United States with 434 million euros and Pakistan with 403 million euros. 39; inhabitants.
Two-thirds of the projected growth of the world's population by 2050 will be driven by the current age structures.
This would occur even if, in countries with high fertility, maternity fell immediately to about two births per woman over the course of life.
Globally, the generation of young people entering the childbearing age is larger than the generation of their parents.
Thus, even if the world level of fertility were to fall immediately to about two births per woman, the number of births would exceed the number of births.
decades and the world's population would continue to increase.
In 2019, about 40% of the world's population lives in countries with intermediate fertility, where women have an average of 2.1 to four births in their lifetime.
Intermediate fertility countries are found in many regions, the largest being India, Indonesia, Pakistan, Mexico, the Philippines and Egypt.
In 2050, just under 30% of the world's population will live in countries where fertility is in this range.
Posted in Dawn, June 19, 2019
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