Category Archive: Water Treatment

May 03

Crayons and Clean Water

The colorful side of water remediation. In Pennsylvania, abandoned coal mines have left a dirty legacy… thousands of miles of streams polluted by acid mine drainage. Wetlands can be used to treat the water. But in the process, they accumulate a lot of metal sludge that has to be removed – often at great expense. …

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Permanent link to this article: http://www.currentcast.org/toxic-contamination/crayons-and-clean-water/

Apr 02

Putting Down Native Roots

Landscaping with native plants can help stabilize the soil and protect water quality. Dig it: Trees and other plants are nature’s water purifiers. Their roots prevent erosion. And when it rains, they slow runoff, so it filters into the ground. But when landscaping for clean water, not all plants are equal. Cheryl Nenn of Milwaukee …

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Permanent link to this article: http://www.currentcast.org/agricultural-runoff/putting-down-roots/

Feb 26

Why the Clean Water Act Is a Hard Act to Follow

One law has led to a scrub-up of America’s waterways. Dive in to the many ways rivers, lakes, and coasts have since benefited: Forty-odd years ago, two-thirds of America’s rivers, lakes, and coastal waters were too polluted for swimming or fishing. When an oil slick on a Midwestern river caught fire, the public was fed …

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Permanent link to this article: http://www.currentcast.org/agricultural-runoff/clean-water-act/

Feb 06

Nature’s Water Filter

Move over, Brita, mother nature has its own water filter.  Explore the amazing mussel: Native mussels do some heavy lifting in a stream. “They feed on algae and plankton, and they help to purify that aquatic water system,” says Tamara Smith. That’s Tamara Smith of the U.S. Fish and Wildlife Service. She says mussels have …

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Permanent link to this article: http://www.currentcast.org/green-infrastructure/natures-water-filter/

Oct 26

Intersex Fish and Water Quality

Researchers are reeling in male fish with female characteristics, causing concerns about water quality. Let’s dive in: A study in Pennsylvania river basins has turned up evidence of intersex fish—males carrying immature eggs. The result has raised concern about the widespread level of hormones in our waterways. “We use fish as an indicator that there …

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Permanent link to this article: http://www.currentcast.org/agricultural-runoff/intersex-fish/

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