On May 18, 1980, Mount Saint Helens volcano erupted. Because the eruption occurred in an easily accessible region of the U.S., Mount St. Helens has provided unprecedented opportunities for U.S. researchers to collect scientific observations of the geology of an active volcano and document the regional ecological impact and recovery from an eruption.
Published May 17, 2004
Once separated from the mainland, this volcano has the attention of scientists and emergency planners because of its proximity to several cities.
Published Jan 28, 2013
A long history of eruptions from Taal volcano has helped shape the southern end of the Philippine island of Luzon.
Published Apr 9, 2015
Volcanic ash covers the upper slopes of Mount Asama, the most active volcano on the island of Honshu, Japan
Published Feb 20, 2009
The glacier-covered Redoubt Volcano is one of many that line Alaska’s southern shores. In late January 2009, the volcano started to rumble once again.
Published Feb 11, 2009
A young volcanic island in the western Pacific Ocean has been going through some growing pains.
Published Jul 6, 2020
This photograph by an astronaut on the International Space Station highlights the Nevados de Chillán, a large volcanic area near the Chile-Argentina border.
Published Jun 24, 2013
Tolbachik Volcano is not a single peak, but a complex of volcanic features superimposed on one another.
Published Apr 14, 2013
One of the largest volcanic eruptions in the past 10,000 years occurred in approximately 1620 BC on the volcanic island of Santorini in the Aegean Sea. This astronaut photograph illustrates the center of Santorini Volcano, located approximately 118 kilometers to the north of Crete.
Published Jun 30, 2008
