Anak Krakatau kept erupting for 25 hours without a break. Ash drifted over Indonesia. Officials halted operations at eight airports. People in nearby areas may develop breathing issues. Four volcanoes went off 13 times. The eruption raised concerns about a mega-tsunami. Then a 6.2 earthquake rocked Java on Friday. So the volcano and quake heightened public concern.
The ash disrupted air travel. It passed through communities. Airports were shut as a precaution. The quake rattled Java on Friday. The volcano was still going for more than a day. People nearby struggled to breathe.