# Frequent question: How long will it take for India to double in population?

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It will decline further to 8.4% in the 2021-2031 decade, as per the report, which The Wire has seen. According to these projections, India will overtake China as the world’s most populous country around 2031 – almost a decade later than the United Nations projection of 2022.

## How long will the population take to double?

Real population growth

On the other hand, world numbers are projected to reach 8 billion around 2023, a doubling time of 49 years, and barring the unforeseen, expected to level off around 10 to 12 billion by 2100.

## Is Earth overpopulated?

Under this definition, changes in lifestyle could cause an overpopulated area to no longer be overpopulated without any reduction in population, or vice versa.

History of world population.

Population
Year Billion
2011 7
2021 7.8

## How do you calculate doubling time of 70?

The rule of 70 is a way to estimate the time it takes to double a number based on its growth rate. The formula is as follows: Take the number 70 and divide it by the growth rate. The result is the number of years required to double. For example, if your population is growing at 2%, divide 70 by 2.

## Who will rule the world in 2050?

1. China. And, to one’s surprise, China will be the most powerful economy in the world in 2050. But this did not take PwC to come up with this conclusion.

## Why is India so overpopulated?

The two main common causes leading to over population in India are: The birth rate is still higher than the death rate. … The fertility rate due to the population policies and other measures has been falling but even then it is much higher compared to other countries.

## What will be the largest religion in 2050?

And according to a 2012 Pew Research Center survey, within the next four decades, Christians will remain the world’s largest religion; if current trends continue, by 2050 the number of Christians will reach 2.9 billion (or 31.4%).

## Which is the powerful caste in India?

Kshatriyas:

Next to Brahmans are the Kshatriyas in varna ranking. They comprise very powerful castes as they are traditionally warriors and play a major role in defence.

## Why is China so overpopulated?

Overpopulation in China began after World War II in 1949, when Chinese families were encouraged to have as many children as possible in hopes of bringing more money to the country, building a better army, and producing more food.

## Which country has the highest rate of population growth?

In Syria, the population grew by about 5.32 percent compared to the previous year, making it the country with the highest population growth rate in 2021. Today, the global population amounts to around 7 billion people, i.e. the total number of living humans on Earth.

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