The Cedar River, a critical drinking water source for nearly 130,000 residents in Cedar Rapids, has once been again listed as an impaired water body by the U.S. Environmental Protection Agency (EPA).

Some of the treated drinking water of Cedar Rapids had nitrate concentrations that approached a federal health limit for ...

When they react water and a salt called sodium nitrate is produced. Katie: Oh, OK. So, does sodium nitrate have any uses by the way? What is it? Miss Fong: Yes. In industrial settings they're used ...

CHEMICAL processes, induced by ultraviolet light in some aqueous inorganic nitrates, are of substantial interest in the chemistry of atmospheric aerosols. Nitrates form a large fraction of the ...

Researchers at the British Geological Survey say it could have severe global-scale consequences for rivers, water supplies, human health and the economy. They say the nitrate will be released from ...

When they react water and a salt called sodium nitrate is produced. Katie: Oh, OK. So, does sodium nitrate have any uses by the way? What is it? Miss Fong: Yes. In industrial settings they're used ...