Isotopic Evidence for Hydrological Control of Anthropogenic Nitrogen Input into the Atchafalaya River

Jian-Jhih Chen1, Gen Li2, Justin Anh-Khoa Nghiem3, Marcus Lin4, Tianshu Kong5, Heather Donnelly5, Hanqin Tian6, Michael P Lamb3 and Xingchen Tony Wang5, (1)Boston College, Chestnut Hill, MA, United States, (2)University of California Santa Barbara, Department of Earth Science, University of California, CA, United States, (3)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, United States, (4)University of California, Department of Ecology, Behavior, and Evolution, Los Angeles, United States, (5)Boston College, Department of Earth and Environmental Sciences, Chestnut Hill, United States, (6)Boston College, Schiller Institute for Integrated Science and Society, Department of Earth and Environmental Sciences, Chestnut Hill, United States