In the astronaut photo from August 5, 2009, bright white glaciers cap the summit of Oregon’s Mount Hood, while gray volcanic deposits line the rivers that drain the mountain, and green forests cover the lower slopes.
Published Aug 17, 2009
One of the largest mountains in the Cascade Range is also one of the most active volcanoes in the region over recent centuries.
Published Oct 22, 2012
Landsat 8 observed a thick plume of ash from the Japanese volcano on January 13, 2015.
Published Jan 18, 2015
The southernmost active volcano in the world has a molten lava lake at its core.
Published Feb 5, 2016
A small volcanic plume, fresh debris flows, and ash indicate recent activity at the remote Mount Cleveland Volcano.
Published Jun 3, 2010
Acquired September 24, 2002, this natural-color image shows part of Mt. Hood National Forest, including the volcanic peak that gave the area its name. Park boundaries are outlined in white.
Published May 2, 2010
Two of the three summit craters on Mount Etna emit volcanic gases.
Published Jun 7, 2013
In December 2015, Europe’s largest and most active volcano rumbled with tremors, spewed ash, and spit lava into the Sicilian night.
Published Dec 3, 2015
The highest peak in the North Cascades was visibly affected by less precipitation falling as snow in 2015.
Published Jul 30, 2015
Rivers of black lava snake over the snow-covered slopes of Mount Etna.
Published Dec 17, 2013
The snow-covered southeastern flank of Mount Fuji Volcano appears in this astronaut photograph from April 8, 2009.
Published Jun 29, 2009
Lahars present an ongoing threat to those living around New Zealand’s Mount Ruapehu. On March 18, 2007, one such slurry burst out of Mount Ruapehu’s caldera and flowed down the side of the volcano.
Published Mar 28, 2007
