Iowans worried about nitrate-laced water may have lessons to learn from Minnesota, where enforceable farm rules contrast with Iowa’s more voluntary approach, according to environmental activists.
Why it matters: Health experts have expressed concerns that even a little bit of nitrates can contribute to long-term health consequences, like premature births and cancers.
The big picture: Agricultural sources are linked with the majority of nitrates found in the Des Moines metro’s drinking water sources…