Letter to the Editor Super volcanoes Campi Flegrei (Italy 36,000 year ago, now active again) devastate much of Europe and Yellowstone (swelling up again) produced the two biggest eruptions equal to Krakatoa; Yellowstone 640,000 years ago ejected 8,000 times more ash and lava than Mount St. Helens.   Iceland volcano eruption (2012) caused havoc over … Continue reading Will the climate cultists act on CO2 emissions from 139,096 undersea volcanoes