“Another 800,000 people live just outside the depression.” The second supervolcano is the Long Valley Caldera in eastern California, which last erupted approximately 100,000 years ag ...

The Long Valley Caldera in which the city of Mammoth Lakes ... What caldera nearly wiped out the human race? Lake Toba in Sumatra, Indonesia is believed to be the largest resurgent caldera on ...

Fears are mounting over the potential eruption of a supervolcano in California, which has been dormant for hundreds of thousands of years. The Long Valley Caldera, spanning 20 miles long, 11 miles ...

We know that a supervolcano, Yellowstone, is located practically in our backyard. The region is constantly going through geological changes, as there was a recent discovery of a new volcanic vent in ...