Not all caldera are made the same, but we got to watch one type form during the 2014-15 Holuhraun eruption in Iceland. The post Think Explosions Are the Only Way to Form Calderas? Think Again appeared first on WIRED.
You hear the terms all the time, but what is meant by an active, dormant or extinct volcano?
The post How We Tell if a Volcano Is Active, Dormant, or Extinct appeared first on WIRED.