Ash and clouds over Kagoshima Bay, Kyoto, Japan.
Published Oct 17, 2013
Acquired February 9, 2010, this image shows ocean water discolored by the submarine eruption of Fukutoku-Okanoba. The water affected by ash appears electric blue, in contrast to the surrounding navy blue water.
Published Feb 11, 2010
Using data acquired September 13, 2002, this 3-D visualization shows an old lahar (avalanche of volcanic mud) extending from Anyuyskiy Volcano in far eastern Russia.
Published Jan 9, 2011
Satellite images show winds and currents spread the pumice raft erupted by the Havre Seamount.
Published Aug 15, 2012
A pair of before-and-after images shows how the June 2009 eruption of Sarychev Peak Volcano transformed Matua Island.
Published Jul 5, 2009
Though the explosive and most visible eruptive activity seems to have subsided, lava is still flowing above and below ground at the largest volcano in the Galapagos Islands.
Published Jun 30, 2015
A plume and floating pumice revealed the date and location of the eruption of a remote seamount.
Published Aug 14, 2012
