Political action and technological advances are cutting down on the transfer of invasive species via ballast water.
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Great Lakes
Researchers see great promise in eDNA testing to detect invasive and rare species at low abundance — including invasive Asian carp — but refining the tool is a long process.
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Drought and reduced winter ice cover are contributing to declining water levels in the Great Lakes. As lakes Michigan and Huron hit record lows, a new report outlines what changes like this could mean for the region’s flora and fauna.
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Researchers hope the map is used to plan restoration projects that provide the greatest human benefits.
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Positive test results for Asian carp eDNA from Lake Erie’s Sandusky and Maumee bays are worrying, but not conclusive.
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How will predicted changes to water levels and water temperatures affect the future of this region that is home to 8 million people?
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The Fresh Coast Project, an ambitious 10-year, around-the-lakes journey that captures the Great Lakes on film, was created by photographer Ed Wargin to visualize the lakes and streams as one stunning, connected, living story. But Wargin captures the good with the bad, in this series of exclusive photos showing the pollution he found during his travels.
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The Fresh Coast Project, an ambitious 10-year, around-the-lakes journey that captures the Great Lakes on film, was created by photographer Ed Wargin to visualize the lakes and streams as one stunning, connected, living story.
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Indiana, Michigan, Ohio, and Pennsylvania governments struggle with climate change, budgets, and changing markets.
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With freighters forced to carry lighter loads, port structures damaged by rot, ship cannels that are filling with silt, there are millions of dollars in losses, repairs, and dredging — but scientists are working on adaptation solutions and planning resilience.
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Photo courtesy of the University of Toledo. Not far from where I live in Benzie County, Michigan lies a network of shaded forest trails that end on the broad sand beaches of Lake Michigan’s Platte River Bay. In the distance, the steep flanks of the Sleeping Bear Dune dive to the Great Lake. Across the [...]
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While federal efforts are largely focused on stonewalling invasive Asian carp at Chicago, the fish could be making their way into the Great Lakes through Lake Erie, where studies show they are likely to thrive.
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Climate change will have the greatest economic effect on crops in the Midwest’s Corn Belt states, where annual loses could range from US$1.1 billion to US$4.1 billion by 2030. The U.S. Department of Agriculture’s Economic Research Service used four climate projections, a crop-growth simulation, and a model for predicting how farmers would change their crop [...]
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The U.S. House Agriculture Committee published a draft version of the 2012 Farm Bill, which is estimated to save US$35 billion over 10 years. The committee will discuss the 557-page piece of legislation on July 11 (find the committee’s summary here). In the draft, grants for rural water and wastewater projects are cut in half, [...]
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An increasing percentage of eDNA samples, taken near Lake Michigan, are turning up positive for carp.
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Biochemistry Scientists at Idaho State University experimenting with a species of minnow found that low levels of antidepressants altered the genes associated with autism in humans, the New Scientist reports. Next, the researchers will test the effect on mice. Estrogen in wastewater lagoons on large dairy farms was shown to persist in water supplies for [...]
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The U.S. Army Corps of Engineers is taking steps to speed up its recommendations for keeping invasive species out of the Great Lakes — but will its actions be quick enough to stop Asian carp?
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United States The Great Lakes Watershed is at risk from potential oil spills due to inadequate federal regulations for pipelines, according to a new report from the National Wildlife Federation and The University of Michigan, UPI reported. In 2010, crude tar sand oil spilled from a ruptured pipe into Michigan’s Kalamazoo River. Ohio faces a [...]
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With the price of natural gas falling thanks to innovating drilling solutions in states like Ohio and Pennsylvania, investments in water-sipping energy models like wind and solar have dried up.
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