Iowa researchers have found that farm ponds — designed to control flooding and curb the amount of soil and organic materials moving downstream — are filling up with sediment more quickly than expected ...

Every couple of minutes the splash of a bass being tossed back into Spanel Pond served as a reminder that Mike Welker was still in the neighborhood. It was nearly impossible to see Welker, a fisheries ...

DES MOINES (AP) — An idea to cut down on pollution runoff from farms by building shallow ponds is running into opposition from landowners unwilling to part with parcels that could yield historically ...

Agricultural biosolids applications, where solid wastes from wastewater are reconstituted into land-applied fertilizers, are common in the United States. Because biosolids contain per- and ...