Nitrogen Legacies in Agricultural Landscapes: A 150-year Longitudinal Study of the Susquehanna and Mississippi River Basins

Kimberly Van Meter, University of Waterloo, Waterloo, ON, Canada, Philippe Van Cappellen, University of Waterloo, Ecohydrology Research Group, Waterloo, ON, Canada and Nandita B Basu, University of Waterloo, Department of Civil and Environmental Engineering, Waterloo, ON, Canada