Iceland on high alert for volcanic eruption—what we know so far

The Reykjanes peninsula in south-west Iceland trembled with an intense swarm of earthquakes on the afternoon of Friday November 10. Hundreds of quakes were detected on the regional networks of seismometers and several were strong enough to be felt in Reykjavik, 50 kilometers away.

A civil protection alert was called warning of the risk of an eruption—which would…