Scientists in Iceland are warning that another volcano looks set to erupt and threatening to spew-out a pall of dust that would dwarf last year's event.... Geologists detected the high risk of a new eruption after evaluating an increased swarm of earthquakes around the island's second largest volcano. Pall Einarsson, a professor of geophysics at the University of Iceland, says the area around Bárdarbunga is showing signs of increased activity, which provides "good reason to worry". He told the country's national TV station that a low number of seismometer measuring devices in the area is making it more difficult to...