Play now 28 mins
In a special edition of Discovery, Geoff Watts is joined by some of the world’s leading volcano experts to discuss the scientific impact of the eruption of Eyjafjallajoekull in Iceland.
He will be asking the scientists about the difficulties of predicting volcanic eruptions and the problems of assessing the dangers to aircraft.
What have vulcanologists learnt from previous eruptions in other parts of the world?
And what are the long term consequences for flight and for the climate?
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