The end of humanity? What would happen if the Yellowstone supervolcano erupted now
A Yellowstone super-eruption would begin not with a sudden surprise, but with weeks of increasingly alarming warning signs such as migrating earthquake swarms, rapid ground uplift, changing geysers, and rising volcanic gases.
This is a short extract from a report by Science Daily. The full text stays with the publisher — follow the link to read it there.
Read at source