The Department of Geosciences and
Princeton University
Congratulates

Kirsten L. Karsh

 on successfully defending her Ph.D. thesis

"Physiological and Environmental Controls on the Nitrogen and Oxygen Isotope
Fractionation of Nitrate During Its Assimilation by Marine Phytoplankton"

on

December 4, 2013

Advisor: Daniel M. Sigman

The examining committee members were:

Daniel M. Sigman, François M. M. Morel, Bess B. Ward, S. George H. Philander,
and Thomas W. Trull (CSIRO, Australia)