Campi Flegrei (Phlegraean Fields) near Naples is now in ‘extremely dangerous’ state, say academic experts

Half a million people live on a sprawling volcano in Italy – and the risk of an eruption has never been greater, according to a study.

The Campi Flegrei (Phlegraean Fields) volcano may be less well-known than Vesuvius, but is “extremely dangerous”, study co-author Stefano Carlino told AFP.