bottom sediment News

  • Global ban on tributyltin enters into force

    A milestone in the protection of the oceans was reached this week as a global ban on tributyltin (TBT) - one of the most toxic chemicals deliberately released into the sea - entered into force. The International Convention on the Control of Harmful Antifouling Systems for Ships obliges its signatories to ensure that no vessels using TBT-containing paint go under their flag or call at their ports. ...


    By WWF UK

  • Oil slick in loop current

    A small portion of the oil slick in the Gulf of Mexico has reached the Loop Current in the form of light to very light sheens. According to NOAA, in the time it will take for oil to reach the Florida Straits the pollutants will be highly weathered and both the natural process of evaporation and the application of chemical dispersants would have significantly reduced oil volume NOAA spill ...


  • China needs comprehensive and cost-effective strategies to address water pollution

    China has become famous in recent years for its double-digit annual economic growth and rapid urbanization. Unfortunately, this economic success story is paired with serious environmental degradation, especially the pollution of China’s streams, rivers, lakes, and coastal areas. China suffers from growing shortages of fresh water resources and can ill-afford to have its lakes and rivers ...

  • Banned contaminants can persist in environment for decades

    The contamination of hazardous substances in estuaries can have negative effects on biodiversity. Using experimentally supported indicators, this study analysed the environmental risks posed by 22 different contaminants in UK estuaries and coastal waters, finding that substances banned over 20 years ago continue to persist in the marine environment. Estuaries, where rivers meet the sea, are home ...

  • U.S. EPA, Napa County announce millions for water quality, flood damage, Northern California Salmon

    The U.S. Environmental Protection Agency and Napa County, Calif., will today announce the details of nearly $3.3 Million in federal, state and local funding aimed at restoring water quality and riparian and aquatic habitats in the Napa River watershed. As part of two major restoration efforts covering 15 miles of the Napa River, more than 40 landowners have committed to converting nearly 135 ...

  • Duoyuan Global Water Announces Further Delay in Filing Annual Report on Form 20-F Pending Completion of Investigation

    Duoyuan Global Water Inc. (NYSE: DGW) ("Duoyuan" or the "Company"), a leading China-based domestic water treatment equipment supplier, announced that it will further delay the filing of its annual report on Form 20-F for the fiscal year ended December 31, 2010 that was originally due on June 30, 2011.  The Company ...


    By Duoyuan Global Water Inc.

  • Tri-Tech Holding Wins $20M Water Treatment Plant Contract

    Tri-Tech Holding Inc.(NASDAQ: TRIT), a premier Chinese company that provides leading turn-key solutions in China for water resources, water and wastewater treatment, industrial safety and the ...


    By Tri-Tech Holding Inc.

  • Surface waters: 12 new controlled chemicals, three pharmaceuticals on watch list

    Twelve new substances will be added to the EU priority list of those known to pose a pollution risk to surface waters under rules endorsed by MEPs on Tuesday. For the first time, three pharmaceuticals will also be included in a "watch list" of emerging pollutants that could one day be placed on the priority list. “Water policy is a long-term policy. Our citizens should have access to clean ...


    By European Commission

  • Thermal Desorption opens at Waste Recovery Park

    Augean plc was granted authorisation to build and operate an innovative waste recovery park for the treatment of hazardous wastes, located on land adjacent to its existing landfill site at Port Clarence, Teesside. The 12.7 hectare site will provide an integrated waste management facility that uses several complementary treatment processes to recover more waste for reuse and recycling, providing ...


    By Augean PLC

  • EPA Delivers First National Estuary Condition Report

    Washington, D.C. - The Environmental Protection Agency (EPA) has released its first National Estuary Program Coastal Condition Report, which ranks the condition of ecological resources in the 28 estuaries of EPA's National Estuary Program (NEP). This report serves as a foundation for EPA's efforts to protect, manage and restore coastal ecosystems. 'As we celebrate the 20th anniversary of the ...

  • Putting the `CSI` into CSIRO on world water day

    Potentially applicable to coastal ecosystems around the world, the technique is based on a custom-made DNA microarray (gene chip), which contains DNA sequences from over 42,000 organisms found at the bottom of oceans and estuaries. A significant proportion of this genetic information was derived from samples taken around Sydney Harbour. Using the chip, scientists can investigate how many and what ...

  • Water Clears in Southeast`s Largest Lake

    Without hurricanes to disturb it, water quality in the largest freshwater lake in the southeastern United States has improved substantially over the past two years, according to the South Florida Water Management District's most recent water quality data. Lake Okeechobee, covering 730 square miles with more than 100,000 acres of wetland habitats, is located in the center of the Everglades ...

  • LiDAR monitoring coastal erosion

    Subject to intense meteorological events, including windstorms and heavy waves, Corsica has seen significant erosion of its coastline in the past 25 years and a decline in the surface area occupied by seagrass beds. Key to the success of this new initiative will be the Hawk Eye II scanning device, with its capability to capture precision data from both land and seabed terrain simultaneously, in ...


  • Expedition to map the Arctic seafloor

    American and Canadian scientists are setting sail this summer to map the Arctic seafloor and gather data to help define the outer limits of the continental shelf. Each country may exercise sovereign rights over their extended continental shelf’s natural resources of the seabed and subsoil. These rights and authorities include control over minerals, petroleum and sedentary organisms such as clams, ...

  • Fiomarine defies odds as 2009 proves to be a success

    As many companies still feel the effects of the Global Financial Crisis, the second half of 2009 is proving to be a success for Fiomarine. As well as penetrating the Oil & Gas market, the Company has continued to make inroads into the large international Marine Research market with sales to both Singapore and China. The Tasmanian Company that has been supplying its Fiobuoy all-in-one ...


    By Fiomarine

  • Warming could permanently change Lake Tahoe in 10 years

    Global warming is predicted to slow water circulation in Lake Tahoe, changing the conditions for plants and fish in the lake within 10 years, according to scientists at the University of California-Davis. The result is likely to be a warmer lake with fewer cold water native fish, and more invasive species, such as large-mouth bass, bluegill and carp, the researchers say. Still unclear is how ...

  • Adventus Announces 1st European Deployment of EHC-OTM Remediation Biotechnology

    Patented oxygen-releasing compound seen in The Netherlands to offer best overall cost, performance and reliability WATERLOO, Ontario (July 6, 2006) – The Adventus Group announces the selection of their proprietary EHC-OÔ product by a consortium of Dutch remediation engineering and consulting firms. It was used at two industrial sites to clean up high levels of petroleum volatile ...


  • Suncor lets major contract for tailings management

    Mullen Group Ltd. has announced that its wholly owned operating subsidiary Canadian Dewatering L.P. has been awarded a major contract by Suncor Energy as part of the company's new approach to tailings management at its oil sands mining operations. 'This is an important new piece of business for our organization, one that expands the service offerings Canadian Dewatering provides to one of our ...


    By GLOBE SERIES

  • Saving Taxpayers Billions, Green Infrastructure to Be Focus of National Water Quality Conference This Summer

     Green Infrastructure, low-impact development and a healthy bottom line will be at the top of the list when leading experts on storm and surface-water quality get together in Denver this August 19–23 to explore the newest water pollution prevention and mitigation technologies, share their recent experiences, and discuss which strategies are most effective in minimizing surface water ...


    By Forester Media Inc.

  • Study reveals mercury contamination in Fish Nationwide

    Scientists detected mercury contamination in every fish sampled in 291 streams across the country, according to a U.S. Geological Survey study released today. About a quarter of these fish were found to contain mercury at levels exceeding the criterion for the protection of people who consume average amounts of fish, established by the U.S. Environmental ...

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