Marine Nitrogen Cycle in the Anthropocene: Trends and Variability Driven by Climate Forcing and Nitrogen Inputs

Jin-Ming Tang1,2 and Nicolas Gruber1, (1)Environmental Physics, Institute of Biogeochemistry and Pollutant Dynamics, ETH Zurich, Zurich, Switzerland, (2)State Key Laboratory of Marine Environmental Science, College of Ocean and Earth Sciences, Xiamen University, Xiamen, China