Cleaning a fish tank is a delicate process. Discover how to change water without throwing a tank's ecosystem into disarray.

Nitrates have to be removed before the treated water can be discharged into the environment.

Researchers develop a lab-on-a-drone system that measures nitrate levels in water mid-air to support agriculture and reduce runoff pollution.

University of Sydney marine biologists have identified a devastating combination of coral bleaching and a rare necrotic ...

Des Moines Water Works employee Bill Blubaugh collects a water sample from the Raccoon River in June 2021 in Des Moines. (Charlie Neibergall/Associated Press) Buy Photo The Gazette offers audio ...

Pine Labs share price fell as much as 2.8% to a day’s low of ₹235.30 today, while Emkay Global’s target implies a 13% decline from the stock’s last close of ₹242.10. Pine Labs has a strong position in ...

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Nitrate concentrations, exacerbated by a wet spring that followed years of dry conditions, reached near record highs in Iowa rivers this summer. Sign up for our Newsletters Concentrations are ...