Nitrogen Isotope Signatures in Lake Huron's Middle Island Sinkhole Sediments

Diana Velazquez, University of Michigan Ann Arbor, Ann Arbor, MI, United States, Nathan D Sheldon, Univ of MI-Earth and Environmental Sciences, Ann Arbor, MI, United States, Jenan J Kharbush, University of Michigan Ann Arbor, Ann Arbor, United States, Michael T Hren, University of Connecticut, Department of Earth Sciences, Groton, United States and Cecilia Howard, University of Michigan Ann Arbor, Earth and Environmental Sciences, Ann Arbor, United States