A very common case study for volcanoes is the eruption of Mount St Helens in the USA in 1980. Other case studies include the eruption of Mount Etna in Sicily in 1974 and Heimaey eruption in ...

Experts believe a Mount Rainier eruption would post a grave threat to millions who live in the southern and eastern sections ...

When Mount St. Helens erupted in 1980, President Jimmy Carter declared the entire state of Washington a federal disaster area ...

One of the most violent natural disasters of our time, the colossal eruption of Mt. St. Helens in 1980 blasted away an entire mountainside. Over 200 square miles of pristine forest were buried ...

Mount Saint Helens in Washington, which notoriously and cataclysmically erupted in 1980 and had its ash reach ... in ...

Harry Truman, who owned the Mount St. Helens Lodge on Spirit Lake near the mountain, refused to move, even as an eruption appeared more imminent. On May 18, 1980, the mountain erupted with a force ...

Geologists found a deep-running network of magma channels in the northeast corner of Yellowstone National Park.

Until Mount St. Helens blew in 1980, Lassen's eruption was the most recent volcanic explosion in the lower 48 states. Ecologists now study Lassen's landscape to see what the future may bring to ...

Dramatization of the 1980 eruption of Mount St. Helens. The movie begins with the volcano's awakening on March 20, 1980 and ends with its eruption on May 18.

In May 1980, President Carter toured the aftermath of the Mount St. Helens eruption, visiting a Red Cross center in Kelso and later Spokane, where at the time it was feared ash could devastate crops.