Arctic sea ice: an investigation into the origin of nitrate using δ15N, δ18O and Δ17O
Sydney C Clark1, Andrea Mastorakis2, Julie Granger3, Ana Aguilar-Islas4 and Meredith Galanter Hastings1, (1)Brown University, Department of Earth, Environmental and Planetary Sciences, and Institute at Brown for Environment and Society, Providence, RI, United States, (2)Brown University, Providence, RI, United States, (3)University of Connecticut, Marine Sciences, Groton, United States, (4)University of Alaska Fairbanks, College of Fisheries and Ocean Sciences, Fairbanks, United States