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    28 days ago

    (…) Geological phases (…)
    First Phlegraean Period. (…)
    It is thought that the eruption of the Archiflegreo volcano occurred about 39,280(…) years ago, erupting about 200 km³ (…) of magma (500 km³ (…) bulk volume) to produce the Campanian Ignimbrite eruption. Its Volcanic Explosivity Index (VEI) was 7 and it left a large part of eastern Europe covered in ash.
    https://en.m.wikipedia.org/wiki/Phlegraean_Fields