Dr. Jon Chorover, biogeochemist from the University of Arizona, Department of Soil, Water and Environmental Science, gives the first Cafe presentation in the Critical Zone Science Cafe Series, Fall 2015, in Tucson, AZ. Chorover, the Principal Investigator for the Catalina/Jemez CZ Observatory, explains the basic concept of the Critical Zone and the earth science that we use to understand it.
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