With pressure suddenly removed from the magma below, Mount St. Helens spewed lava, ash and debris in the southwestern part of the state. It became the most destructive eruption in United States ...
Mt St Helens is still the most active volcano in ... represent the largest short-term increase in earthquake rates since the last eruption ended in 2008.' However, similar sequences involving ...
A pocket gopher is seen in its home on a meadow in the Butte Camp area on the southern side of Mount St. Helens in southwest Washington state. Gophers were taken to the northern side, which had ...
In the wake of the most disastrous volcanic eruption in the history of the United States, scientists enlisted the help of an unlikely ally to regenerate life on Mount St. Helens’ barren slopes ...