Articles on Water pollution

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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.
“Remember, remember the fifth of November”… Andy Wilkes/Flickr

From fireworks to iodine and IQ: the perchlorate connection

A chemical found in products as diverse as fireworks and food packaging, perchlorate can interfere with thyroid function as well as foetal brain development.
Plastic trash on San Francisco’s Ocean Beach. Kevin Krejci

Bait and switch: Anchovies eat plastic because it smells like prey

A new study shows that anchovies – key food for larger fish – are attracted to plastic trash because it smells like food. This suggests that toxic substances in plastic could move up through food chains.
Six million people in Pennsylvania and neighboring states get their drinking water from the Susquehanna River. Major pollution sources include agriculture, urban development and industry. Nicholas A. Tonelli

Is your drinking water safe? Here’s how you can find out

America's drinking water infrastructure is aging and needs billions of dollars in upgrades. Two extension educators urge consumers to monitor their water and have it tested if they suspect problems.
Harmful chemicals in shampoo and other personal products can cause real harm once they’re washed down the drain. Shutterstock

Companies should take charge of the potential toxins in common products

Regulation can't keep up with the thousands of harmful chemicals that wash down our drains. Rather, companies should take responsibility for their products – before they hit the market.
Prairie potholes in South Dakota are important breeding and feeding areas for many types of birds. Under the Clean Water Rule, farmers cannot fill them in or discharge pollutants into them without a permit. Laura Hubers, USFWS/Flickr

Why farmers and ranchers think the EPA Clean Water Rule goes too far

President Trump signed an executive order to roll back the 2015 Clean Water Rule. Two water experts explain why the rule alarms farmers and ranchers concerned about over-regulation.
The bad old days: Public and political support for the EPA was highest when environmental problems like air and water pollution were more obvious than current problems like climate change or endocrine disruptors. U.S. National Archives

Why Trump’s EPA is far more vulnerable to attack than Reagan’s or Bush’s

Today's political climate gives new EPA head Scott Pruitt a clear path to seriously cut back EPA enforcement – more than previous administrations.

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