Scientists explain how conditions for life on Earth emerged. — Nasa Experts have found in their study that life on Earth emerged between 591 to 565 million years ago as the force of the magnetic field dropped and created suitable conditions for an increase in oxygen levels, according to...source https://www.thenews.com.pk/latest/1184703-how-life-started-and-evolved-on-earth-heres-an-answer
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