Category Archive: Water & Energy

Mar 13

Coal ash goes to court

When coal is burned for power, a residue called coal ash is left behind. “It contains a slew of toxic pollutants such as arsenic, cadmium, and selenium,” says Lisa Hallowell of the nonprofit Environmental Integrity Project. She says utilities used to frequently dispose of coal ash in unlined ponds that could leak into ground and surface …

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Permanent link to this article: http://www.currentcast.org/toxic-contamination/coal-ash-goes-to-court/

Mar 12

Take me home, country roads

Driving on dirt roads kicks up dust that can make it hard to see and cause respiratory problems for people who live nearby. In some areas, a wastewater mix from oil and gas production is sprayed on dirt and gravel roads to suppress the dust. The wastewater is usually free. But it contains radium, which …

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Permanent link to this article: http://www.currentcast.org/toxic-contamination/take-me-home-country-roads/

Feb 04

Oil and water in the Straits of Mackinac

Every day, about 20 million gallons of oil travel through an underwater pipeline at the narrow passage that connects lakes Michigan and Huron. “There’s a lot of concern that this line could rupture,” says Mike Shriberg of the National Wildlife Federation, which helps organize the Great Lakes Business Network. It’s a coalition of more than …

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Permanent link to this article: http://www.currentcast.org/toxic-contamination/oil-and-water-in-the-straits-of-mackinac/

Jan 21

When Cutting Dam Losses Just Makes Cents

Sometimes removing a dam is a better “fix” than repair. Listen up: Let’s start with the good news. Thousands of dams across the U.S. harness rivers to reap a variety of goods and services. And here’s the economic but: As those dams age, their owners can face significant repair or maintenance costs. Brian Graber of …

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Permanent link to this article: http://www.currentcast.org/water-and-energy/when-cutting-dam-losses-just-makes-cents/

Jan 18

Dams: They Cut Both Ways

Dams can benefit society—and harm river ecosystems. Listen up for why it’s important to balance the good with the bad: Dams can create a reservoir to hold water, protect areas from floods, or generate clean electricity. All good, right? But wait, there’s more: A dam also physically blocks migrating fish and changes the overall biology …

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Permanent link to this article: http://www.currentcast.org/water-and-energy/dams-the-good-and-the-bad/

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