Anak Krakatau kept erupting for 25 hours without a break. Ash traveled through Indonesia. Officials halted operations at eight airports. People in nearby areas may develop breathing issues. Four volcanoes erupted 13 times. The eruption raised concerns about a mega-tsunami. Then a 6.2 earthquake struck Java on Friday. So the volcano and quake deepened the anxiety.
The ash wreaked havoc on aviation. It drifted across populated areas. Airports closed for safety reasons. The quake shook Java on Friday. The volcano had kept erupting for more than a day. People nearby suffered respiratory trouble.