NASA satellite measurements show the height of the Eyjafjallajökull ash plume on May 7, 2010.
Published May 14, 2010
Ash from Grímsvötn spread over the North Sea on May 24, 2011, canceling several hundred flights in Scotland and Scandinavia.
Published May 24, 2011
A concentrated plume of ash from Eyjafjallajökull Volcano rises over a more diffuse cloud of ash, casting a dark shadow on the lower-altitude cloud.
Published Apr 19, 2010
Thermal infrared images reveal ash plumes from Alaska’s Mt. Redoubt Volcano on March 23, 2009.
Published Mar 24, 2009
A burst of high-altitude ash from Eyjafjallajökull Volcano on May 4, 2010, led to another round of flight delays and cancellations in the British Isles.
Published May 6, 2010
Days after a large-scale eruption from Chile's Chaiten Volcano on February 19, 2009, volcanic ash lingered on the Patagonian landscape.
Published Feb 25, 2009
This series of images shows morning and afternoon views of the ash clouds from Sarychev Volcano on June 14 and 15, 2009.
Published Jun 16, 2009
A broad plume of ash extends south from Iceland’s Eyjafjallajökull Volcano in this photo-like image from April 19, 2010.
Published Apr 19, 2010
A high plume of ash and steam from Iceland’s Eyjafjallajökull volcano hangs over a lower cloud of wind-blown ash in this natural-color image from May 7, 2010.
Published May 7, 2010
In contrast to the explosive eruptions of the previous week, ash emissions from Mount Redoubt became more frequent but confined to lower altitudes on March 30, 2009. The commercial satellite GeoEye-1 captured a high-resolution view of the volcano the same day.
Published Apr 1, 2009
