A Three-Dimensional Model of the Marine Nitrogen Cycle Constrained by Sedimentary Isotopes in the Modern and Glacial Ocean

Christopher J Somes1, Andreas Schmittner2, Juan Muglia3 and Andreas Oschlies1, (1)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (2)Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States, (3)Consejo Nacional de Investigaciones Científicas y Técnicas, CESIMAR, Puerto Madryn, Argentina