tailings pond cover Articles

  • Environmental Information Systems for Tailings Management

    Introduction An EU Directive is forcing waste disposal sites, such as refuse tips and landfills, to upgrade their anti-leaching precautions. This is especially the case in Sweden. Here, in its home market, Trelleborg is able to provide these sites with an environmentally friendly, seam-weldable rubber membrane to meet the stringent new requirements. An EU Directive came is now in force ...


  • Sulfide Tails Management Within the Framework of Sustainable Development in Mineral Sand Mines—The Case Study of Sierra Rutile Ltd.

    The study discussed here assessed Sierra Rutile Ltd.’s (SRL’s) water-cover sulfide tails management method. Monthly and quarterly water samples from SRL’s Sulfide Tails Pond (STP), Total Tails Pond (TTP), and the Titan Domestic Pond (TDP) were analyzed for 15 months. Results indicated acceptable quality for the STP. From Student’s t-test analysis, it was found that the ...

  • GCL serves as cost-effective, time saving alternative to compacted clay liner in mine drainage settlement pond

    PROJECT: CONSOL Bailey Mine Tailings Pond LOCATION: West Finley, Pennsylvania PRODUCTS: BENTOMAT® SDN BACKGROUND: Bailey Mine, located in Southwestern Pennsylvania and owned by parent company CONSOL Energy Inc., supplies bituminous coal used in the generation of electricity. At the site, coal laden sediment is pumped to ...


    By CETCO

  • Closures of mine a new challenge for Romania

    AbstractThe mining activity is one of the oldest activity in Romania, dating from the year 100 B.C. The gold and silver ores represented one of the riches of our country. In time the economic content of metals diminuend, and the ore mines become non profitable. Due to this situation the best option of the State was the closure and ecological rehabilitation of the mines.The steps for the ...


  • A Study on the Costs of Improving the Management of Mining Waste

    1. Executive Summary Context, Scope and Priorities 1.1 This is the Final Report of a study into the costs of improving the management of mining waste. It was not carried out in isolation, but in parallel with a consultation process being run by the Directorate General for the Environment of the European Commission (DG ENV) and a technical review process coordinated by the European Integrated ...

  • Numerical modeling of geomembranes

    SoilVision Systems Ltd. is pleased to announce the addition of internal boundary conditions which can be used to represent geomembrane materials. The new feature was implemented in response to requests from customers and represents a significant improvement for the numerical modeling of a number of different scenarios involving geomembranes. More specifically, the geomembrane internal boundary ...


    By SoilVision Systems Ltd.

  • The Growing Threat To Canada`s Oil Sands Boom

    The Alberta Oil Sands reserves are among the top three oil reserves in the world, and are being aggressively developed by the world's largest energy producers; The Oil Sands are being counted on to replace falling production elsewhere in the world, and are strategically important to the energy industry; Extracting oil from the sands is highly water-intensive and ...


    By Biolargo, Inc.

  • Management of Mining, Quarrying and Ore-Processing Waste in the European Union

    At the request of the Environment Directorate-General of the European Commission, BRGM (Bureau de Recherches Géologiques et Minières) has conducted a study on the management of mining, quarrying and ore-processing waste in the European Union. This project was completed mainly through the use of questionnaire sent to sub- contractors in almost each country of the EU. To assess this information ...

  • Position Brief on oil sands mining in Canada

    Background The oil sands (also called tar sands) in Canada are the second largest petroleum deposit in the world after Saudi Arabia and underlie about 140,000 square kilometres of land in northern Alberta, composed of woodlands and wetlands. Wetlands cover roughly half the landscape of the oil sands region and a vast majority of these wetlands are peatlands. Oil sands development has ...


    By Wetlands International

  • Beware of Birds - Bill Read looks at the dangers and consequences of birdstrikes and the steps that airports and airside safety providers are taking to reduce the risk

    At 9.15 am on 29 April 2007, a Thomson Fly Boeing 757-200 with 221 passengers on board took off from Manchester airport on a flight to Arrecife, Lanzarote. Seconds after the aircraft had left the ground, two birds were sucked into the aircraft's right engine causing a flameout and black smoke to issue from the Rolls-Royce RB211-535E4 power plant. The pilot continued the takeoff on one engine and ...

  • Time to watch BioLargo go cash flow positive

    Everybody in the investment world has a “shoulda, woulda, coulda”-type of story about an Apple, Inc. (NASDAQ:AAPL) investment opportunity that slipped by them. After all, shares of Apple could have been bought for under $4 each back in 1997. Pharmasset (NASDAQ:VRUS) was around $3 a share just four years ago, before it spiked to $160, did a 2 for 1 forward split back down to $80 and ...


    By Biolargo, Inc.

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