surtsey_smoke.xml 0.0 0.0 0.0 0 /environment/volcanoes/surtsey/main-activity 1 surtsey_main_ash_eruption.xml 0.0 0.0 0.0 0 /environment/volcanoes/surtsey/main-activity 2 surtsey_main_ash_eruption_secondary.xml 0.0 0.0 0.0 0 /environment/volcanoes/surtsey/main-activity 2 surtsey_smoke_small.xml 50.0 500.0 0.0 0 /environment/volcanoes/surtsey/side-activity 1