Iceland examines Bardarbunga volcano 'cauldrons' 28 August 2014Last updated at 07:40 ET Bardarbunga is part of a large volcano system beneath the Vatnajokull glacier in central Iceland Scientists in Iceland say they are examining several 'cauldrons' found near Bardarbunga volcano, which could potentially be a sign of an eruption.
The cauldrons, depressions in the volcano's surface, each between 10-15m (49 ft) deep and 1km (0.6 miles) wide, were seen during a flight on Wednesday. Iceland's Met Office said they were formed "as a result of melting, possibly a sub-glacial eruption. "
Tectonics. Think-Act ! Revison Sheet Yr9 2014.