Feb 15

Grass carp putting down roots

There are extensive efforts underway to keep invasive Asian carp out of the Great Lakes. But one variety has already been popping up there for over 30 years. For decades, people have used sterilized grass carp to control pond vegetation. Over time, some of those fish have escaped to the Great Lakes. Because they could …

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Permanent link to this article: http://www.currentcast.org/sustainable-fisheries/grass-carp-putting-down-roots/

Feb 14

Getting the drift about plastic pollution

Almost 22 million pounds of plastic are washed or blown into the Great Lakes each year. Much of that ends up on shorelines far from where it started. Matthew Hoffman of the Rochester Institute of Technology says Chicago’s pollution often drifts across the lake to Michigan. Particles from Detroit end up near Buffalo, and debris from …

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Permanent link to this article: http://www.currentcast.org/marine-debris/getting-the-drift-about-plastic-pollution/

Feb 13

A tale of two countries

Communities on both sides of Lake Ontario are vulnerable to flooding by waters that can go up and down as much as six feet. But Lana Pollack, the U.S. Chair of The International Joint Commission, says Canadians have created a protective buffer. In the 1950s, Hurricane Hazel hit Toronto with a vengeance. The flooding killed …

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Permanent link to this article: http://www.currentcast.org/stormwater-management/a-tale-of-two-countries/

Feb 12

Microorganisms on medicine

When we take medication, some of it gets excreted in our waste. And from there, it often ends up in water. John Kelly of Loyola University Chicago says common pharmaceuticals can harm benthic microbes – microorganisms that grow in the sediment at the bottom of rivers. “The microbes are at the bottom of the food web …

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Permanent link to this article: http://www.currentcast.org/toxic-contamination/microorganisms-on-medicine/

Feb 11

Climate change in the Great Lakes

Warmer temperatures, extreme rainfall followed by periods of prolonged drought… “Those are just some of the tips of the climate change iceberg, and we’re already seeing those impacts,” according to Jane Elder of the Great Lakes Water Quality Board. Her group advises the International Joint Commission, the bi-national body that manages the Great Lakes. Local leaders …

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Permanent link to this article: http://www.currentcast.org/water-and-climate-change/climate-change-in-the-great-lakes/

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