Aquatic Research4 January 2011 Examination of deep sea corals reveals that there have been drastic changes to oceanic currents in the western North Atlantic since the 1970s. The influence of the cold water Labrador Current, which is in periodic interchange with the warm Gulf Stream, has been decreasing continually since the 1970s. Occurring at the […]
Most of the Chesapeake Bay fails to meet dissolved oxygen goals in the Summer. From 2007 to 2009, only 12 percent of the Chesapeake Bay had sufficient levels of dissolved oxygen in the summer. The National Oceanic and Atmospheric Administration (NOAA) describes the Chesapeake Bay as “highly eutrophic,” meaning that it is highly susceptible to […]
By John DuceDec 23, 2010 7:55 PM PT Hong Kong will record the worst year for roadside pollution since the city started collecting readings in 1999, according to calculations made by Bloomberg based on government data. Roadside smog reached “very high” or “severe” levels on the city’s air pollution index, triggering government health warnings, at […]
Gothenburg, Sweden (SPX) Dec 09, 2010 – Continued eutrophication of the Baltic Sea, combined with an ever thinner ozone layer, is favouring the toxic cyanobacterium Nodularia spumigena, reveals research from the University of Gothenburg, Sweden. “There are several species of cyanobacteria, or blue-green algae, that can form surface blooms in the Baltic Sea,” explains Malin […]
For More Information:Piper Crowell, 202-683-1250John Rumpler, (617) 747-4306Washington, DC 18 November 2010 As the U.S. Environmental Protection Agency and several states consider action on factory farm pollution, Environment America released a report, Corporate Agribusiness and America’s Waterways, examining the role of corporate agribusiness in the pollution of waterways from the Chesapeake Bay to the […]
By Louise Gray, Environment Correspondent27 Oct 2010 Butterflies and bees are declining because of the loss of wild flowers in the countryside, according to a major Government report. A team of researcher from the Centre for Hydrology and Ecology (CEH) monitored 500 plots of ‘semiwild’ land across the UK between 1990 and 2007 on the […]
By Staff WritersWashington DC (SPX) Oct 11, 2010 Humans are overloading ecosystems with nitrogen through the burning of fossil fuels and an increase in nitrogen-producing industrial and agricultural activities, according to a new study. While nitrogen is an element that is essential to life, it is an environmental scourge at high levels. According to the […]
By Alister Doyle, Environment CorrespondentWed Sep 29, 2010 3:50pm EDT OSLO (Reuters) – The world’s rivers are in crisis including in North America and Europe where governments have invested trillions of dollars to clean up freshwater supplies, a study showed Wednesday. “Threats to human water security and biological diversity are pandemic,” Charles Vorosmarty of the […]
The NAWQA trends assessment for nutrients in streams reflects periodic measurements of concentrations of nitrogen and phosphorus from 1993 to 2003 (yellow vertical shaded area). This was a period of relatively small changes in nitrogen fertilizer use, which followed a more than 10-fold increase in fertilizer use between about 1950 and the early 1980s. There […]
ScienceDaily (Sep. 27, 2010) — Tile drainage in the Mississippi Basin is one of the great advances of the 19th and 20th centuries, allowing highly productive agriculture in what was once land too wet to farm. In fact, installation of new tile systems continues every year, because it leads to increased crop yields. But a […]
