The writer is a science commentator
Somewhere beneath the small Icelandic coastal town of Grindavik, a river of molten rock is on the move. A series of earthquakes over the past three weeks, plus satellite images showing the ground changing shape, have stoked fears that a nearby volcano is about to erupt.
On Friday, Iceland’s government ordered an evacuation of the town’s more than 3,000 residents. Nobody can say what will happen next; if hot magma hits seawater, there could be explosive consequences, including a scaled-down repeat of the kind of ash cloud that accompanied the Eyjafjallaj?kull eruption in 2010.
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