With her recent move from Alabama to Hawaii, Circle of Blue reporter Codi Yeager-Kozacek finds that, in the middle of an ocean, freshwater challenges abound.
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invasive species
While Brazil’s major crop growing areas are producing a record soybean harvest, the country’s northeast region is still suffering a severe drought, Aljazeera reported. This photo slideshow focuses on the heavy toll being paid by cattle ranchers. Pollution Clean-Up China is setting aside $US 16 billion over the next three years to reduce pollution in [...]
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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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Invasive Species An interim report, released from a larger, U.S. federal study on invasive Asian Carp, has identified storm sewers, bird feces, and even Asian Carp sperm as possible sources of environmental DNA (eDNA) that could be behind positive eDNA hits found in the Great Lakes and Chicago waterways. Researchers are trying to iron out [...]
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The U.S. Army Corps of Engineers, in its first-ever inventory of the state of federal flood control systems, found that 22 percent of the levees surveyed were rated “unacceptable”, according to the Associated Press. The corps, claiming the threat of terrorism and sabotage, would not say why those levees were so rated. Some 40 percent [...]
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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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World Food Day Yesterday was Global Handwashing Day, and today brings another notable global calendar date – World Food Day! First established by the Food and Agriculture Organization of the United Nations in 1979, the annual World Food Day was adopted by UN Resolution 35/70 of 5 December 1980. Follow this link to the FAO [...]
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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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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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Research has Who owns the water in New Zealand? The controversy continues over Prime Minister John Key’s comments on indigenous water rights, APNZ reported. Israel’s Internal Affairs and Environment Committee knocking on the door of Vermont’s Lake Champlain, according to the Associated Press. The flea could disrupt native zooplankton populations, which help form the basis [...]
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Water at work, water at home, water at play — hot summer days and small-town parades are the perfect reminder of why I love my job.
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Food Millions of tons of grain in India are at major risk at the moment as they are lying in the open, exposed to scorching summer heat and monsoon rains, according to Reuters. This story looks at the country’s rigid regime of subsidies for grain farmers, the lack of storage facilities and the inefficient, broken [...]
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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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Investments Because climate change will make rivers warmer and reduce their flow, the generating capacity for coal-fired and nuclear power plants—which rely on water for cooling—will decrease by between 4 and 16 percent in the U.S. and between 6 and 19 percent in Europe in the years 2031-2060, Reuters reports, citing a study published in [...]
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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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Restoring Abundance At a House hearing on the 2013 budget requests for several of the nation’s water and power agencies, California Republican Tom McClintock said the central objective of the House water and energy policy was to “restore abundance”—unlike the Obama administration, which, he claims, is trying to encourage and threaten Americans into using less [...]
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U.S. scientists are investigating whether DNA from Asian carp found in waterways near Chicago suggests that the invasive species have evaded the electronic barrier and are moving closer to the Great Lakes, Associated Press reported. China plans to produce 6.5 billion cubic meters (230 billion cubic feet) of shale gas annually by 2015 and increase [...]
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The Supreme Court denied a request by five states that were calling for immediate action to stop invasive Asian carp from infiltrating the Great Lakes. This is the third time that the court has denied an injunction for the Asian carp case.
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