What relationship has been found between magnetic reversals and mass extinction events?

Answer

They are not correlated.

Life has survived hundreds of flips over geological history, and studies show no established connection between reversals and major extinction events, such as the Cretaceous–Paleogene extinction.

What relationship has been found between magnetic reversals and mass extinction events?

#Videos

Why Does the Earth's Magnetic Field Keep Flipping? - YouTube

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