The diffuse biomat formed on the bottom of shallow, open-water unit process wetland cells contains suboxic zones that provide conditions conducive to NO3– removal via microbial denitrification, as ...

Liquid–liquid equilibrium data of aqueous two phase systems (ATPS) composed of polyethylene glycol (PEG) 1500 g·mol–1 + sodium sulfate + water at T = (293.15, 303.15 and 313.15) K and p = 0.1 MPa were ...

About 90% of the nitrate in southeastern Minnesota’s water comes from farming fertilizer spread on cropland, a state study found in 2013. Share. Comment. about the writer. Greg Stanley ...

Officials are warning more than half a million Iowans that near-record levels of pollutants in rivers could make drinking water dangerous if immediate steps are not taken to reduce demand.

UNIVERSITY PARK, Ill. (WLS) -- A drinking water alert for infants in parts of the south suburbs was lifted Friday. Nitrate levels in the Kankakee River water are now below the required level, Aqua ...

Near-record nitrate levels in Des Moines, Iowa-area rivers threaten drinking water Local officials are warning more than half a million Iowans in the state's capital city and suburbs that near ...

DES MOINES, Iowa (AP) — Local officials warned more than half a million Iowans in the state's capital city and suburbs on Thursday that near-record level of pollutants in its ...

DES MOINES, Iowa (AP) — Local officials warned more than half a million Iowans in the state's capital city and suburbs on Thursday that near-record level of pollutants in its rivers could make… ...

Local officials warned more than half a million Iowans in the state's capital city and suburbs on Thursday that near-record level of pollutants in its rivers could make drinking water dangerous if ...

Near-record nitrate levels in Des Moines, Iowa-area rivers threaten drinking water Local officials are warning more than half a million Iowans in the state's capital city and suburbs that near ...

But the officials declined to explain what they believe has caused the surge in nitrate levels, which has historically been tied to runoff from farmland draining into Des Moines-area rivers. The water ...