Changes in Lake Erie fish population suggest lake's recovery
.... Phosphorus is a byproduct of municipal and industrial wastewater plants and from fertilizer use on agricultural lands. Too much phosphorus in a body of water can lead to eutrophication - a condition in which algae thrive and use muc...New technology treats dairy wastes, odors
...applications, the technology replicates fixed site municipal wastewater biological treatment technologies, used at more than 400 community waste treatment plants across the United States and Canada, said Jaksch. The DeRuyter dairy, located on the dry, eastern side of Washington, is a large operation with abou...Rutgers scientists to explore ocean depths off New York-New Jersey harbor
...rchers will explore a major offshore dump site for municipal sewage sludge that was closed in 1992. According to Rona, a professor of marine geology and geophysics at Rutgers, past undersea investigations show that the canyon has great potential for discovery of unusual deep sea creatures that may provide ins...Mercury at bottom of central park lake linked to coal burning in NYC
... scientists believed, but from the incineration of municipal solid waste. The Central Park Lake study was funded through a Superfund Basic Research Grant to Mount Sinai Medical Center. The Rensselaer team worked with researchers from Columbia University and the New York State Department of Environmental Conser...Want to get rid of trash quickly? Just add water, study suggests
COLUMBUS, Ohio - Trash in a municipal landfill could decompose nea...metric tons) of non-shredded municipal solid waste collected from a local sanitary landfill. (While many small-scale ...Mid-Atlantic region streamflow has increased and ground-water levels have risen
...calized. Diversions of Potomac River water for municipal useaveraged about 376 mgd in September, about 20 percent lessthan September of 1998, and about 6 percent less thanSeptember of 1997. Contents of the Baltimore reservoirsystem increased to 57,730 million gallons near the end ofSeptember, which was 79 ...Researchers find high levels of mercury in native ore deposits
...rcury include chlor-alkali plants,paper mills, and municipal discharges," said Harting. However, discharges frompast mining activities were distributed around 75 percent of the Lake Superiorshoreline. On Michigan's Keweenaw Peninsula, native copper and silver washistorically recovered from the parent rock by s...USGS scientists tracking environmental damage from Floyd
...eedlot operations inNorth Carolina, malfunctioning municipal wastewater lift stations, andoverflowing wastewater treatment lagoons in the Conway area, there is greatconcern that the decline of dissolved-oxygen concentration will be greater thanwith past storms. USGS scientists are looking at dissolved oxygen...Research zeroes in on killer molecule in dioxin toxicity
...in herbicides,pesticides, automobile exhausts, and municipal and industrial waste, accordingto Prakash Nagarkatti, professor of biology. Nagarkatti and Mitzi Nagarkatti, a professor in the Virginia-Maryland RegionalCollege of Veterinary Medicine, have already shown in their lab that dioxinkills the immune cel...Microbes work magic on hazardous air pollutants
...emical and plastics processing, and industrial and municipal water treatmentsystems. Biotrickling filter systems can besupplied in standard or semi-custom sizes, with instrumentation and controlpackages provided. Envirogen developedthe biotrickling filter technology under a Navy Small Business InnovationResear......ng upstream due to reducedstreamflows, threatening municipal water supplies in some areas. Cities thatcould be affected include Philadelphia, Poughkeepsie, N.Y., and the Wilmington,Del., area. On the Hudson River, the salt front is only four miles downstreamfrom Poughkeepsie, N.Y. and is moving upstream a half...INEEL launches comprehensive vadose zone management program
...y levels of resident microbes. Contamination from municipal andhazardous waste landfills, suburban septic systems, mining and petroleumproduction and agriculture are all filtering through the vadose zone. Researchers have known for years that soil can work as a natural filter forcontaminants, but they still d...USGS assesses nation's biological resources at century end
...ion, irrigation,hydroelectric power generation and municipal use have drastically alteredthe biological integrity of aquatic environments. Aquatic organisms nowdominate lists of imperiled species. Changes in both land and water use have altered habitats enabling theestablishment of nonnative species. Of the...Micro-organisms help protect drinking water from MTBE contamination
... since it accounts for approximately 60 percent of municipal drinkingwater in the United States, says Bradley. "This is the first time that MTBE biodegradation by naturally occurring surfacewater micro-organisms has been shown," notes Bradley. Found in the bed sedimentsof lakes and streams, the micro-organisms...New England Water Is Improving But Problems Remain, Says New USGS Report
...st 50 yearsbecause of advances in the treatment of municipal and industrial wastes.However, New Hampshire, Maine, Massachusetts, and Rhode Island are stillexperiencing some problems with the quality of ground and surface water and thewater in the Gulf of Maine. In an effort to better understand the currentpict...New Hampshire Study Shows Well Water Has Higher Arsenic Levels Than Municipal Water
...ntains "significantly more arsenic than water from municipal sources," insomecases more than three times the current maximum contaminant level (MCL) of 50parts per billion (ppb) established by the U.S. Environmental Protection Agency. A report issued last week by the National Academy of Sciences concluded tha...Center For Ion Mobility Spectrometry Established At INEEL
...s." Included are examination of the material that municipal incineratorsdischarge known as fly ash; and a small, specialized instrument to detect acomponent of rocket fuel, hydrazine, in the air that astronauts breathe withinthe Space Shuttle. INEEL's expertise, said Atkinson, spans all of these areas...New Method For Destroying Potentially Deadly Toxins In Drinking Water
...cyanobacteria. However, he adds, "arecentstudy of municipal water supplies in the U.S. and Canada found a few cases wheremicrocystin levels were higher than guidelines established by the World HealthOrganization." One part per billion, or one microgram per liter, is the WHOstandard. The detoxificatio...Solid Waste Incineration May Exceed Leaded Gasoline As Source Of Lead Air Pollution In Cities
...fluxes andrelated human exposures." The burning of municipal solid waste also "dominated the inputs of several otheratmospheric metals, including zinc, tin, cadmium, antimony and possibly silver,"Chillrud adds. The researchers are now investigating the importance of solid waste incinerationas a source of merc...BNL Scientists Report On A Natural Cleanup Solution For Polluted Soil & Incinerator Ash
...t also successfully cleaned incinerator ash from a municipal solid waste plant.In addition, it may be useful fo...than95 percent of lead and other toxic metals from municipal solid waste incineratorash; lead from soils contaminated with lead paint; arsenic from wood ashresid...