Rainfall runoff after long drought leaves many Iowa rivers brimming with nitrate yahoo.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from yahoo.com Daily Mail and Mail on Sunday newspapers.
Many Iowa rivers are brimming with nitrate yahoo.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from yahoo.com Daily Mail and Mail on Sunday newspapers.
Environmental groups recently asked the federal government to intervene in northeast Iowa, where ag pollution is believed to have contaminated scads of private wells with unhealthy concentrations of nitrate.
Environmental groups recently asked the federal government to intervene in northeast Iowa, where ag pollution is believed to have contaminated scads of private wells.
Environmental groups recently asked the federal government to intervene in northeast Iowa, where ag pollution is believed to have contaminated scads of private wells.