And it is now known a second, smaller eruption took place 6,000 years later.
That first eruption still deserves to be called “super,” as it is one of the largest known to have occurred on Earth.
Skies stretching the entire continent were blackened with thick, chocking debris.
To put this into context, the epic 1980 Mount St. Helens eruption produced 1 cubic kilometre of ash.
And the even larger Mount Mazama 6,850 years ago produced 116 cubic kilometres of ash.
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