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A field tile dumps into Clear Creek in Iowa.

IIHR Among Recipients of $1M Water-Quality Grant

Researchers will gather water quality information from Upper Mississippi River basin states.
One of Iowa’s constructed nutrient-reduction wetlands, which researchers hope will reduce nutrient runoff to the state’s rivers and streams, as well as the Gulf of Mexico. Photo by Adam Kiel, Iowa Soybean Association
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Wetlands Improve Iowa’s Water Quality

The Conservation Reserve Enhancement Program (CREP) develops wetlands designed to remove nitrate-nitrogen from agricultural drainage water in strategic locations.