![]() ![]() On 15 November 2022, the world’s population reached 8 billion people, a milestone in human development. ![]() These trends will have far-reaching implications for generations to come. Major changes in fertility rate have accompanied this growth. This dramatic growth has been driven largely by increasing numbers of people surviving to reproductive age, the gradual increase in human lifespan, increasing urbanization, and accelerating migration. 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. The global human population reached 8.0 billion in mid-November 2022 from an estimated 2.5 billion people in 1950, adding 1 billion people since 2010 and 2 billion since 1998. The world’s population is more than three times larger than it was in the mid-twentieth century.
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