Image of Popocatépetl’s ash plume from VIIRS channel I-01, 20:25 UTC 16 April 2012 Published May 11, 2012 at 1416 × 983 in Popocatépetl, the Smoking Mountain Image of Popocatépetl’s ash plume from VIIRS channel I-01, 20:25 UTC 16 April 2012 Image of Popocatépetl’s ash plume from VIIRS channel I-01, 20:25 UTC 16 April 2012