With world's population at 8 billion, what countries are expected to see the most growth?

Summary

The United Nations reports that Earth's population has reached 8 billion, with India set to overtake China as the most populous nation by next year. By 2050, India will have 300 million more people than China. Eight countries, including India, Pakistan, the Philippines, Tanzania, Egypt, Nigeria, Ethiopia, and the Democratic Republic of the Congo, are expected to account for more than half of the global population increase. Sub-Saharan Africa's population is projected to double to 2 billion within 30 years. Meanwhile, Europe and North America will see population declines post-2030s due to aging populations, increasing healthcare pressures and economic contributions concerns.

Takeaways

• 🌐 The global population has reached 8 billion according to the United Nations.
• 🕰️ It took 125 years to reach 2 billion people, and the addition of the next billion happened much faster.
• 🇮🇳 India is projected to become the most populous nation in the world, surpassing China next year.
• 📈 By 2050, India is expected to have 300 million more people than China, posing challenges due to resource scarcity.
• 🌱 India currently houses over a quarter of the world's undernourished population.
• 🌍 Eight countries, including India, Pakistan, the Philippines, Tanzania, Egypt, Nigeria, Ethiopia, and the Democratic Republic of the Congo, will account for more than half of the global population increase in the next 30 years.
• 🌿 Sub-Saharan Africa is expected to see its population double to 2 billion people in the next 30 years, with family sizes averaging 4.6 births, twice the global average.
• 💼 Africa is anticipated to enter a period of demographic dividend with a large working-age population, which is crucial considering the region's frequent droughts and food insecurity.
• 📉 Europe and North America will reach peak population growth by the late 2030s and then begin to decline due to aging populations.
• 👶 By 2050, in Europe and North America, one in four people will be over the age of 65, increasing pressure on healthcare systems and reducing economic contributions.
• 🌍 Migration will be the primary driver of population growth in high-income countries, influenced by climate change and other factors.

Q & A

How long did it take for the global population to reach 8 billion according to the United Nations?

It took 125 years to reach 2 billion people, and then only until now to add another 6 billion.

Which country is expected to become the most populous in the world by next year?

India is expected to surpass China and become the most populous nation in the world by next year.

By 2050, how much larger is India's population expected to be compared to China's?

By 2050, India is expected to have 300 million more people than China.

What is the current status of undernourishment in India?

India is home to more than a quarter of all the undernourished people worldwide.

Which eight countries are expected to contribute the most to the global population increase over the next 30 years?

The eight countries are India, Pakistan, the Philippines, Tanzania, Egypt, Nigeria, Ethiopia, and the Democratic Republic of the Congo.

What is the expected population growth in sub-Saharan Africa over the next 30 years?

The population in sub-Saharan Africa is expected to double over the next 30 years, reaching 2 billion people.

What is the current average family size in sub-Saharan Africa?

The average family size in sub-Saharan Africa is 4.6 births, which is twice the current global average.

What demographic trend is sub-Saharan Africa expected to experience?

Sub-Saharan Africa is about to enter a period of demographic dividend, which means a large working-age population.

Which regions are expected to see a decline in population growth by the late 2030s?

Europe and North America are expected to reach peak population growth by the late 2030s and then start to decline.

By 2050, what percentage of the population in Europe and North America is expected to be over the age of 65?

By 2050, one of every four people in Europe and North America will be over the age of 65.

What is the sole driver of population growth in high-income countries according to the United Nations?

The sole driver of population growth in high-income countries over the next several decades will be migration.

How is climate change expected to impact migration?

Climate change will impact migration, as exemplified by the Philippines, where the population is growing rapidly, but sea levels are also rising.