UN warns of population surge

The United Nations has published new predictions on the size and age of the world's population 300 years from now. Its medium-case scenario forecasts a rise from the current 6.3 billion people to around 9 billion in 2300. One startling projection based on present fertility levels is for 134 trillion inhabitants - although the UN concedes this is an impossible outcome.


 future overpopulation United Nations

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