Insight: 'moving window' approach optimizes ecological forecasting By Environmental Research Web25 January 2011 Coastal hypoxia is a growing problem worldwide. In estuaries and river-fed coastal areas, excess nutrients from the land, often originating from human activities, can lead to abnormally high biomass production and thus reduced dissolved oxygen concentrations that can diversely affect fish and [...]
New Website - Eutrophication & Hypoxia: Nutrient Pollution in Coastal Waters By World Resources Institute WRI in collaboration with the Virginia Institute of Marine Science (VIMS) is pleased to announce the launch of the new website: Eutrophication & Hypoxia: Nutrient Pollution in Coastal Waters. The purpose of the website is to exchange information and improve data, provide media resources, and create [...]
Lake Erie hypoxic zone doesnt affect all fish the same, study finds By Brian Wallheimer, ScienceBlog.com10 January 2011 This image show interpolated bottom water oxygen concentrations in Lake Erie during September 2005. (Image by Stuart Ludsin) http://news.uns.purdue.edu/images/2011/hook-hypoxia.jpg WEST LAFAYETTE, Ind. – Large hypoxic zones low in oxygen long have been thought to have negative influences on [...]
Lack of Oxygen Challenged Early Life on Earth By Joshua S Hill, Planet Save.com06 January 2011 Little Horse Canyon near Orr Ridge, Utah: many of the study samples were collected nearby. Earth’s oceans are teeming with life thanks to the oxygenated waters which allow that life to grow and thrive: just as animals on land [...]
Growing Atlantic dead zone shrinks habitat for billfish and tuna, may lead to over-harvest By Morgan Erickson-Davis, mongabay.com 29 December 2010A dead zone off the coast of West Africa is reducing the amount of available habitat for Atlantic tuna and billfish species, reports the National Oceanic and Atmospheric Administration in a study published in Fisheries Oceanography. [...]
Is saving our atmosphere killing our seas? By Innovation Toronto15 December 2010Biofuels may stifle global warming, but scientists warn that agricultural runoff causes new problems Each year in April and May as farmers in the central US fertilize their crops, nearly 450 thousand metric tons of nitrates and phosphates pour down the Mississippi River. When [...]
Keep Nitrates Where They Make You Money Pointers for Keeping Your Nitrogen Where You Benefit Most By Susan Winsor, Corn and Soybean Digest 9 December 2010Crop nutrient leaching is agriculture’s dirty laundry. The corn/soybean system on tile-drained soils is blamed for the Gulf of Mexico dead zone the size of Massachusetts. “This allows fertilizer and [...]
Enviro Group Pushes For Large Farm Regulations By Interlochen Public Radio8 December 2010Large, industrial-size farms are contributing to a contaminated "dead zone" in Lake Erie, according to a new report from Environment Michigan that focuses on the impact of sewage and waste run-off from agricultural businesses. Rita Chapman, with the Michigan Chapter of the Sierra [...]