'Grindavik remains at risk': Attempts to dam the lava from Iceland's erupting volcano could fail, volcanologist warns
Dams built to protect the Icelandic town of Grindavík from rushing lava may not be enough, a volcanologist cautions.
Dams built to protect the Icelandic town of Grindavík from rushing lava may not be enough, a volcanologist cautions.