people who have been in
contact with high concentrations of gas; where they were, at what time it happened, how the gas cloud
looked (colour and
thickness of the cloud) and how they were affected by it.
Three scenarios are considered most likely:
The eruption on Holuhraun declines gradually and subsidence of the Bardarbunga caldera stops.
Large-scale subsidence of the caldera occurs
/media/jar/Factsheet_Bardarbunga_20141008.pdf