What is a Supervolcano? A supervolcano is a volcano that can produce an eruption of magnitude greater than 8 on the Volcanic ...
Yellowstone's magma system shows new activity, with the northeast sector possibly hosting future volcanic activity.
Toba Supervolcano (Indonesia ... and may have had significant effects on early human populations. Yellowstone Caldera (USA) – ...
On the very bad day in question, one particular volcano, now known as Mount Toba, had been active for a long time. It had bulged up gradually until it towered almost 3,000 feet above the jungle.
Exposure of explosive ash deposits tens of meters thick, 30 to 40 kilometers north of the Toba caldera. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases ...