A powerful eruption from the Indonesian volcano lofted ash into the atmosphere, disrupting thousands of flights and degrading air quality.

An eruption of Indonesia’s Mount Anak Krakatau caused the suspension of hundreds of flights at Jakarta’s main airport on Sunday after some school activities and fishing were…

Ash was identified as high as 20,000 feet (6,000 meters) on the Java side of the volcano and a plume of up to 50,000 feet (15,000 meters) on the Sumatra side.