ROUGH CUT (NO REPORTER NARRATION)
A small new fissure eruption in an ice-free area of Iceland's Bardarbunga volcano system prompted authorities to raise their warning of the risk of ash to aviation to the highest level on Sunday (August 31).
Iceland's largest volcanic system, which cuts a 190 km long and up to 25 km wide (118 miles by 15.5 miles) swathe across the North Atlantic island, has been hit by thousands of earthquakes over the last two weeks and scientists have been on high alert.
In 2010, an ash cloud from the Eyjafjallajokull volcano, in a different region of Iceland, closed much of Europe's air space for six days.
In a statement, the Icelandic Meteorological Office said the eruption was a "very calm lava eruption" that could hardly been seen on seismometers.
There was no ash, only lava according to the National Crisis Coordination Center.
The eruption began around 0600 GMT prompting the Icelandic Met Office to raise the aviation warning c
