World Population Trends: What 8 Billion Means
India leads, China declines, Africa surges. The demographic shifts reshaping the global economy.
The Big Picture
World population reached 8.1 billion in 2026. India (1.44B) officially surpassed China (1.41B) as the most populous country. Africa is the only continent with rapidly growing population — Nigeria alone is expected to surpass the US by 2050. Europe and East Asia face declining populations.
Economic Implications
Demographics drive economics. India's young population (median age 28) gives it a massive workforce advantage. China's aging population (median age 39) threatens its economic model. African countries with young populations could see "demographic dividends" if education and infrastructure keep pace.
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