Calling: Earth.

    Aurélie Germa, an Assistant Professor in the USF School of Geosciences, discusses her research into the long-term eruptive history of volcanoes and their evolution via potassium-argon (K-Ar) geochronology techniques and the geochemistry of erupted products.    More about Aurélie can be found here: https://works.bepress.com/aurelie-germa/    Calling: Earth is a production of the USF Libraries in cooperation with the USF School of Geosciences. Questions, comments, and any other feedback can be directed to callingearth@usf.edu.