Latest Volcanic ash Stories
Residents of Alaska's largest city near Mount Redoubt are being forced to take strong measures due to the irritation caused by volcanic ash spewing from the volcanoâ€™s top.
Chile's Llaima volcano, 435 miles south of Chileâ€™s capital Santiago, began erupting again Friday night.
The resourceful astronauts repaired the fender with duct tape, but even with all four fenders, Cernan had to dust off the rover at each stop. Getting rid of moondust remained a top priority.
Friday saw another round of volcanic explosions at Alaskaâ€™s Mount Redoubt, shooting ash clouds as high as 50,000 feet above sea level and sending drivers on a run to the auto parts store for replacement air filters.
A 200-year-old report by a sea captain and photographs of the 2008 eruption of Mount Chaiten are helping scientists better understand strong volcanic plumes.
For the first time in nearly 20 years, the 10,200-foot Mount Redoubt in Alaska erupted five times overnight Sunday, propelling a 9 mile cloud of ash into the air.
Chileâ€™s Chaiten volcano erupted on Thursday, sending clouds of ash into the air and area security officials have called for an evacuation of nearby towns.
In the latest sign that an eruption could be imminent, further seismic activity has been detected at Alaskaâ€™s Mount Redoubt, scientists reported Saturday.
The Chaiten Volcano, which erupted in May for the first time in thousands of years, was said by Chile's government on Friday to still not be safe and that a decision regarding the future of the town of Chaiten would be made in the coming days,
Volcanic ash is the term for very fine rock and mineral particles less than 2 mm in diameter that are ejected from a volcanic vent. Ash is created when solid rock shatters and magma separates into minute particles during explosive volcanic activity. The usually violent nature of an eruption involving steam (phreatic eruption) results in the magma and perhaps solid rock surrounding the vent, being torn into particles of silt to sand size. The plume that is often seen above an erupting volcano...
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