Over the past century, the world's human population has exploded from around 2 billion to 8 billion. Meanwhile, the average fertility rate has gradually declined. And if that trend continues as it has ...
15don MSN
How humans almost vanished from Earth in 70,000 BCE due to volcanic winter and population collapse
Around 70,000 years ago, Homo sapiens faced near extinction due to the Toba supervolcano eruption, which triggered a volcanic ...
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