
July 9, 2012
Dead Zone Pollutant Grows Despite Decades of Work
One theory is that more fertilizer is washing into the watershed because corn acreage has skyrocketed. But some old nitrate could be bubbling up from contaminated groundwater

Dead Zone Pollutant Grows Despite Decades of Work
One theory is that more fertilizer is washing into the watershed because corn acreage has skyrocketed. But some old nitrate could be bubbling up from contaminated groundwater