close
Mystery of the Megavolcano: Researchers from Indonesia to Greenland unearth clues to the greatest volcanic eruption of the last 100,000 years.
BERJAYA
BERJAYA
The Next Big One

The Next Big One
What could we expect if a supereruption were to occur today?

Why Toba Matters

Why Toba Matters
NASA's Drew Shindell reflects in this interview on the lessons we can learn.

BERJAYA
A Supersized Volcano

A Supersized Volcano
As this interactive shows, Toba's upheaval dwarfs all eruptions of recorded history.

Blasts From the Past

Blasts From the Past
Explore a map of supereruptions around the world.

BERJAYA
Mystery of the Megavolcano

Watch a Preview
Researchers from Indonesia to Greenland unearth clues to the greatest volcanic eruption of the last 100,000 years.

TV Program Description
Links & Books
Teacher's Guide
e-mail newsletter
Don't miss upcoming NOVA broadcasts and companion Web sites—subscribe to our e-mail newsletter.

BERJAYA
BERJAYA

WGBH This Web site was produced for PBS Online by WGBH.
Web site © 1996-2006 WGBH Educational Foundation

ExxonMobil, Koch, HHMI, CPB Funding for NOVA is provided by ExxonMobil, David H. Koch, the Howard Hughes Medical Institute, the Corporation for Public Broadcasting, and public television viewers.

ExxonMobil HHMI CPB