Study: Super-eruptions offer a year's warning before they blow
Brooks Hays
NASHVILLE, July 21 (UPI) -- According to new research, the super-eruptions of supervolcanos offer a warning approximately one year before they blow up.
NASHVILLE, July 21 (UPI) -- According to new research, the super-eruptions of supervolcanos offer a warning approximately one year before they blow up.