Regional-scale Controls on Dissolved Nitrous Oxide in the Upper Mississippi River

Peter A Turner1, Timothy J Griffis2, John M Baker3, Xuhui Lee4, John Crawford5, Luke Loken6 and Rodney T Venterea3, (1)University of Minnesota Twin Cities, Minneapolis, MN, United States, (2)University of Minnesota Twin Cities, Department of Soil, Water, and Climate, St. Paul, United States, (3)USDA Saint Paul, Saint Paul, MN, United States, (4)Yale University, School of the Environment, New Haven, CT, United States, (5)USGS Central Region Offices Denver, Denver, CO, United States, (6)University of Wisconsin Madison, Madison, WI, United States