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Articles on Water pollution

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Little Missouri River, North Dakota. Justin Meissen

US rivers are becoming saltier – and it’s not just from treating roads in winter

Recent research shows that US rivers are becoming saltier and more alkaline. Salt pollution threatens drinking water supplies and freshwater ecosystems, but there is no broad system for regulating it.
There are nanometals in your washing machine. Evgeny Atamanenko

Silver nanoparticles in clothing wash out – and may threaten human health and the environment

Many socks, towels and other textiles are treated with silver nanoparticles to kill germs and odors. When the silver washes out, it can pollute waterways. Two chemists propose a way to collect it from wastewater.
Healthy aquatic vegetation in the Chesapeake Bay. Cassie Gurbisz/University of Maryland Center for Environmental Science

Cutting pollution in the Chesapeake Bay has helped underwater grasses rebound

An ambitious plan to cut the flow of nutrients into the Chesapeake Bay has produced historic regrowth of underwater seagrasses. These results offer hope for other polluted water bodies.
A woman takes an oral cholera vaccine in a hospital. But cholera vaccines are not always effective and never long lasting. REUTERS/Andres Martinez Casares

What’s driving multiple outbreaks of cholera in Nigeria

Many states in Nigeria are reeling from cholera outbreaks. They need better health and sanitation infrastructure to disrupt transmission of the bacteria which cause the disease.

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