The mysteries of volcanoes: what’s going on beneath the ground in Iceland?

As Iceland braces for a volcanic eruption, Madeleine Finlay hears
from volcanologist Helga Torfadottir about how the country is
preparing, and why this is happening now. She also speaks to
Cambridge professor of volcanology Clive Oppenheimer about how
scientists predict volcanic activity, and what it feels like to
stare into a smouldering volcanic crater. Help support our
independent journalism at theguardian.com/sciencepod