this one

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I responded thus

everittdmickey 71 · 3 hours ago
.
it's happened
one theory is that a impactor disrupted the balance of the earth's crust.

Siesmic waves triggered eruptions around the world.

altering the climate causing the great dying.
not once..but many times..
there have been at least four and possibly as many twenty major extinction events since life began on earth.
During one of which 95% of all life on earth..
.
Died.

I direct your attention to it.