Population is rising at rapid speed and statistics released by United Nations reveal globally it would climb to 9.7 billion by 2050. Today’s world population is 7.7 billion.
United Nations Department of Economic and Social Affair’s World Population Prospects report adds population of sub-Saharan African countries would increase by two times.
Monday’s report further reveals the countries which will contribute more to population are Tanzania, Ethiopia, Democratic Republic of Congo, Egypt, Indonesia, Pakistan, India, Nigeria and United States.
Surprisingly China, which is most populated in the world, will drop its population growth by 2.2 percent.
Meanwhile, a total of 27 countries or territories have registered fall in their population size since 2010 and the reason is low levels of fertility.
Between 1990 and 2019 the overall global fertility rate dropped from 3.2 births per woman to 2.5 percent. It is revealed the drop is to increase further to 2.2 in 2050.
However, this is close to 2.1 births required for the replacement of generations.
The report reveals there will be increase in life expectancy by 2050. It is expected to reach 77.1 years. Currently the figure is 72.6 years. In 1990 the global average life expectancy was 64.2 years.
After more fifty years, by 2100, the global population is learned could reach to 11 billion.