Anak Krakatau went off for 25 hours without a break. Ash drifted over Indonesia. Officials shut down eight airports. People in nearby areas might experience health problems. Four volcanoes released eruptions 13 times. The eruption stoked fears of a mega-tsunami. Then a 6.2 earthquake struck Java on Friday. So the volcano and quake added to the unease.
The ash disrupted air travel. It moved over inhabited regions. Airports were shut as a precaution. The quake jolted Java on Friday. The volcano was still going for more than a day. People nearby suffered respiratory trouble.