Beyond the Mass Balance: Watershed phosphorus legacies and the evolution of the current water quality policy challenge

Kimberly J Van Meter, University of Illinois at Chicago, Chicago, IL, United States, Joy Liu, University of Waterloo, Waterloo, ON, Canada, Meghan McLeod, University of Waterloo, Applied Mathematics, Waterloo, ON, Canada, Philippe Van Cappellen, University of Waterloo, Earth and Environmental Sciences, Waterloo, ON, Canada and Nandita B Basu, University of Waterloo, Civil and Environmental Engineering, Waterloo, ON, Canada