NOVA 4416 “Killer Volcanoes”
Preview | 30s
“Killer Volcanoes” – Join NOVA and a team of volcanologists looking for an elusive volcanic mega-eruption that plunged the medieval earth into a deep freeze. Investigate the geologic evidence from Greenland all the way to Antarctica to identify the 750-year-old culprit.
Problems Playing Video? | Closed Captioning