World Population In 2024 In Billion Years Ago. The estimates are based on all available. Malaria is one of the world's most ancient diseases, ravaging countries across the world for millennia.

In its 2022 publication, the un estimated that, in its medium scenario, the global population would peak in 2086 at around 10.4 billion people. By the end of 2022 or within the first months of 2023, that number is expected to officially cross the 8 billion.