By Rebecca Bowers, Sophie Elliot, Ksenia Mangino, David Nichols Faculty Mentor: Sarah Smith Abstract Excess fertilizer runoff or waste containing ammonium nitrate can cause an uptick in algal blooms in waterways, which leads to rivers becoming oxygen starved and nutrient deficient. While the EPA limits quantify dangerous levels of nitrate (NO3-) and nitrite (NO2-) in […]