A volcano on Atka Island in the Aleutians has been showing increasing signs of unrest over the past two weeks, and scientists ...
Seismic activity persists at Mount Spurr, which scientists said could mean the Alaska volcano is poised for a possible ...
A group of specialists briefly stopped by Sitka to attend to much-needed maintenance of tectonic shift-tracking equipment.
U.S. Geological Survey is designated by the Federal Aviation Administration as the entity to issue Volcano Observatory ...
The Pacific Ring of Fire is living up to its name, with scientists tracking a chain of restless faults and volcanoes that circle the Pacific Ocean. From Alaska to Kamchatka and down to the Oregon ...
The Volcano Observatory Notice to Aviation (VONA) is a notification product used by volcano observatories globally to inform ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results