EVERYDAY SCIENCE

Detailed explanation-1: -According to the latest revision of the UN population prospects (medium variant), the world population is projected to grow by 34 percent from 6.8 billion today to 9.1 billion in 2050.

Detailed explanation-2: -In just 30 years, the world will look very different. Since 1950, the global population has grown from 2.5 billion to more than 7.7 billion. By 2050, however, that number is projected to reach just 9.7 billion.

Detailed explanation-3: -Our growing population The world’s population is expected to increase by nearly 2 billion persons in the next 30 years, from the current 8 billion to 9.7 billion in 2050 and could peak at nearly 10.4 billion in the mid-2080s.

Detailed explanation-4: -Population. In CBO’s projections, the population increases from 335 million people in 2022 to 369 million people in 2052, expanding by 0.3 percent per year, on average.

Detailed explanation-5: -The latest UN population update, released in July this year, also revises its long-term projection down from 11 billion people to 10.4 billion by 2100. Demographers will never be sure whether 15 November really was the Day of Eight Billion, as the UN has named it, but they do agree on one thing.