Environmental Protection

Watersheds


Amy Pruden

Researchers Find that 90 Percent of Antibiotics Leave the Body Intact

Researchers have learned that up to 90 percent of antibiotics consumed pass through an organism’s body without metabolizing, meaning the drugs can leave the body almost intact through normal bodily functions.

Chesapeake Bay Oysters

NRL Aids in Maryland Chesapeake Bay Oyster Restoration Efforts

The Naval Research Lab’s Chesapeake Bay Detachment is now host to the latest addition to the state’s oyster restoration and revitalization effort.

Pipe project in Poland.

Case Study: Project in Poland Sets Fiberglass Pipe Jacking Record

Warsaw is updating its sewers at a quick pace with the help of 118-inch centrifugally cast fiberglass reinforced polymer mortar pipe.

The Plum Island Estuary

USGS: Some Significant Wetlands May Disappear by End of 21st Century

Many coastal wetlands worldwide — including several on the U.S. Atlantic coast — may be more sensitive than previously thought to sea-level rise projections for the 21st century, according to the U.S. Geological Survey.

Watershed Academy Sets Webcast on Low Impact Development

North Carolina's LID certification program, which will be discussed in the webcast, may be replicated nationally.

USGS Finds Pavement Sealant Made from Coal Tar to be Largest Source of PAHs in Lakes

Coal-tar-based pavement sealant is the largest source of polycyclic aromatic hydrocarbons found in 40 urban lakes the U.S. Geological Survey studied, according to the agency.

NASA Study: Lakes are Warming

Earth's largest lakes have warmed during the past 25 years in response to climate change, NASA researchers determined in the first global survey of temperature trends in major lakes.

Bouchard Transportation Agrees to $6M Settlement for Buzzards Bay Oil Spill Damages

Bouchard Transportation Co. Inc. and its affiliates will pay more than $6 million to settle a portion of the federal and state natural resource damages claims for the April 2003 spill of up to 98,000 gallons of oil into Buzzards Bay, according to the Department of Justice.



New Florida Officials Seek Delay on Nutrient Criteria Rule

EPA's nutrient criteria rule is set to be finalized Sunday; recently elected Florida leaders want more time to analyze the rule's effect on residents.

Fertilizer Group Opposes Senate's Chesapeake Restoration Bill

The Fertilizer Institute and other agricultural groups are urged senators to stop S. 1816 because of its precedent-setting language.

Agency Gathering Input on Chesapeake Bay Stormwater Rules

EPA is inviting stakeholders to participate in listening sessions in Maryland, the District of Columbia, Virginia and Pennsylvania about proposed stormwater regulations.

Bacteria May Remove Steroid Used in Tilapia Fish Farming from Water

Methyltestosterone is used in aquaculture to produce male tilapia because they grow faster; Pseudomonas fluorescens and Bacillus ceresus may help remove the steroid from the water.

Study Claims Human Activities Overload Ecosystems with Nitrogen

Resulting ecological damage is serious, but could be reduced by wider use of more sustainable, time-honored practices.

$5M Study to Consider Climate Impacts on Great Lakes Water Quality

University of Michigan-led researchers will examine current climate, land use, precipitation and water governance patterns and then combine the data with climate change models to forecast possible effects.

IBM Works with Nature Conservancy on Sustaining Watersheds Program

The team will establish a Website for watershed managers and planners to analyze river basins, and make more informed decisions.

Blue Plains Facility Has Until 2015 to Meet New Nitrogen Limits

EPA is reissuing permits for significant wastewater facilities to protect the Potomac River and Chesapeake Bay.

Webcast on Building Watershed Group Capacity Set

EPA and other panelists will discuss technical tools and support to local watershed groups.

Emory River Opens for Recreation as Coal Ash Cleanup Continues

Federal and Tennessee agencies have determined that any coal ash remaining in the river presents minimal health risks to recreational users.

Fish and Wildlife Targets Spread of Invasive Mussels in the West

Invasive mussels can clog water intake and delivery pipes and dam intake gates, among other thiings.

'Free' Fertilizer May be Adding Arsenic to Field Runoff

Agricultural Research Service scientists have linked arsenic levels in stormwater runoff on Delmarva Peninsula to chicken litter storage and use.

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