invasive species

United States Approximately 90 percent of urban streams and 61 percent of rural streams in the United States contain levels of pesticides above thresholds that are considered safe for aquatic wildlife, though they are generally safe for humans, according to a study by the U.S. Geological Survey, Reuters reported. The percentage of contaminated urban streams […]

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Israeli air strikes have damaged vital water and sewage infrastructure in Gaza, according to aid agencies, compounding problems stemming from fuel shortages that have led to 90 million liters of untreated wastewater being released in the Mediterranean each day, Reuters reported. The International Committee of the Red Cross warned Tuesday that Gaza’s population will likely […]

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Water Scarcity Political instability and conflict between countries could develop as a result of water scarcity and competing water demands in major river basins like the Nile and the Tigris-Euphrates, according to the president of the World Water Council, Bloomberg News reported. Development of the Grand Renaissance Dam in the Nile basin and crop irrigation […]

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asian-carp

Plans to stop the invasive fish are costly, and most take more than 10 years to complete.

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Analyzing two reports about future water stress in the United States, the Huffington Post created a list of the top 11 cities that could face water shortages due to factors like population growth, increasing water demand from industries, and climate change. Los Angeles, which imports much of its fresh water, tops the list. Water Pollution […]

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A new study shows grass carp reproduced at least once in the Sandusky River, but it cannot confirm an established population.

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Raising Barriers A new electronic barrier in a Chicago shipping canal and a berm across a wetland in Indiana are two projects in the Obama administration’s $US 51 million plan to keep Asian carp out of the Great Lakes, the Milwaukee Journal Sentinel reports. Read more from Circle of Blue about the northward march – […]

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CG0015_grain freighter

Political action and technological advances are cutting down on the transfer of invasive species via ballast water.

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LaiePoint

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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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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Asian carp eDNA researcher

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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great lakes stress map

Researchers hope the map is used to plan restoration projects that provide the greatest human benefits.

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Jumping Asian Carp

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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Great Lakes Climate Change Infographic

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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edna_results_lakeErie

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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4th2

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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