What really caused the five mass extinctions in Earth’s history
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MSNThe Why Files
What really caused the five mass extinctions in Earth’s history
Nearly all life that ever existed on Earth eventually disappeared. Five known mass extinctions wiped out up to 96 percent of species in sudden, catastrophic events. While mainstream science favored slow, gradual change, evidence suggested Earth often shifted violently and without warning. Researchers who explored these ideas were frequently ...
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