The bugs living in the muck at the deepest darkest depths of Lake Tahoe have disappeared in substantial numbers, and it’s a sign of changes throughout the pristine lake’s ecosystem over the past 40 to 50 years.
After analyzing eight lagoons and measuring the abundance of four nitrogen cycling genes, researchers concluded that the denitrifying and nitrifying organisms were not active despite there being a thriving amount. Acidification and eutrophication of the surrounding ecosystem could be the result of prolonged exposure to volatilized ammonia.
Reduced levels of oxygen in the water and the use of illegal fishing methods have hurt the fishing business in Turkey’s Marmara Sea, according to Osman Kocaman, the head of the Chamber of Commerce in Bandırma.
You may have calculated your carbon footprint, but what about your nitrogen footprint? The International Nitrogen Initiative hopes to solve the nitrogen dilemma with education.
University of Virginia scientists and several other collaborators from as far away as the Netherlands launched the N-Print website last week as part of the International Nitrogen Initiative.
Ireland - Today’s report indicates that the most widespread cause of water pollution in Ireland is still nutrient enrichment, resulting mainly from agricultural run-off and discharges from town sewage plants.
New Zealand - Bay of Plenty Regional Council is treating Okawa Bay on Lake Rotoiti today with a product to prevent potentially toxic blue-green algae blooming on the lake. Lake Operations Manager Andy Bruere said the Regional Council had been alerted to a risk of the harmful algae forming in its routine monitoring, and from its environmental advisors, including Professor David Hamilton of Waikato University.
A new study co-authored by a UW-Madison ecologist concludes that the earth’s ecosystem has passed a dangerous tipping point: The amount of phosphorus leeching into freshwater systems, largely due to farm fertilizer, has crossed the threshold of what constitutes “a safe operating space for humanity on Earth.” Ironically, dwindling phosphorus reserves could mitigate the problem but create a new crisis for the agricultural industry in Wisconsin and elsewhere.
Fisherman Ray Brokenshire has called a public meeting to address the degradation of the Opihi and Opuha Rivers. The Temuka man, who has been an outspoken proponent for addressing water conditions in South Canterbury rivers will lead a gathering next Wednesday in an attempt to form a community group to lobby for improved water conditions.
PLANS for the controversial Nocton Dairy have been put out to pasture. Nocton Dairies Ltd, the group behind the plans for a 3,770-cow dairy farm in Nocton Heath, have today withdrawn their planning application
TALLAHASSEE, Fla. -- Opposition to federal water pollution rules proposed for Florida has gone national. Seventy-six companies and organizations representing national and state business and agriculture interests outside Florida on Tuesday sent a letter to members of Congress.
Oklahoma State University researchers conducted field studies to measure both nutrient and pesticide runoff from plots receiving both sprinkler irrigation and simulated rainfall. Among the findings: pesticide and nutrient losses from simulated rainfall did not differ from runoff losses caused by sprinkler irrigation.
ANNAPOLIS, Md. -- New legislation proposed Monday will require new large home subdivisions to have access to public sewerage systems or install technologies to treat sewage to reduce nitrogen pollution.