ENCORE We think of major geologic events as taking place a long time ago – but the Earth is just as active as it ever was. We’re a planet in motion. Discover why earthquakes might be increasing worldwide… descend into daring cave exploration… and take a trip to Hawaii where new volcanoes are gurgling up right now.
Plus – the supervolcano under Yellowstone Park... when might it erupt again?
Guests:

Robert Nadeau - Geologist, University of California, Berkeley Seismological Laboratory and part of a team from Rice University researching the San Andreas Fault
Joel Achenbach - Reporter, author of “When Yellowstone Explodes”, August 2009 National Geographic cover story
Jim Kauahikaua - Scientist-in-Charge, United States Geologic Survey Hawaiian Volcano Observatory
Pat Kambesis - Geologist, Assistant Director of the Hoffman Environmental Research Institute at Western Kentucky University

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