Study quantifies effect of 'legacy phosphorus' in reduced water quality
Tuesday, March 14, 2017 - 16:31
in Earth & Climate
For decades, phosphorous has accumulated in Wisconsin soils. Though farmers have taken steps to reduce the quantity of the agricultural nutrient applied to and running off their fields, a new study from the University of Wisconsin-Madison reveals that a "legacy" of abundant soil phosphorus in the Yahara watershed of Southern Wisconsin has a large, direct and long-lasting impact on water quality.