Why is the future of these 7 countries is Difficult? इन 7 देशों का भविष्य खतरे में क्यों है?

A major new study published in the Lancet medical journal suggests falling fertility rates mean nearly every country could have shrinking populations by the end of the century, and warns of a "jaw-dropping" impact on societies.

We looked at seven countries facing some of the most dramatic population changes and the measures they are taking to combat them.

- Japan
- China
- Italy
- Brazil
- Iran
- Nigeria
- India

Видео Why is the future of these 7 countries is Difficult? इन 7 देशों का भविष्य खतरे में क्यों है? канала Interesting Top 10s In Hindi