World Population By 2050 Projections. The world’s population is expected to increase by 2 billion persons in the next 30 years, from 7.7 billion currently to 9.7 billion in 2050, according to a new united nations report launched today. In the chart, i’ve shown a range of these historical revisions, with their projections for the world population between 1970 and 2020.

The world’s population is expected to increase by 2 billion persons in the next 30 years, from 7.7 billion currently to 9.7 billion in 2050, according to a new united nations report. Methodology of the united nations population estimates and projections (un desa/pop/2024/dc/no.