The entire world's population is expected to reach 10.3 billion by 2080
After reaching 10.3 billion people by 2080, the world's population is projected to start dwindling, according to the "World Population Prospects 2024″ document released this week. The study forecasted that the current population of 8.2 billion would keep soaring over the next 60 years and fall to 10.2 billion by the end of the century.