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Reclaiming Appalachia: A Push to Bring Back Native Forests ...

Reclaiming Appalachia: A Push to Bring Back Native Forests ...

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Dec 14, 2017· Reclaiming Appalachia: A Push to Bring Back Native Forests to Coal Country. These and other planned restoration sites are part of an estimated 1 million acres that the federal Office of Surface Mining Reclamation and Enforcement (OSMRE) has designated as legacy coal mine sites.

Mining Waste Treatment Technology Selection—Case Study ...

Mining Waste Treatment Technology Selection—Case Study ...

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Penn State University Laboratory BenchScale Research Passive Remediation of Acid Mine Drainage. Over 10 billion tons of bituminous coal has been mined in 21 Pennsylvania counties during the past 200 years, about onefourth of all coal ever mined in the United States. Ranked in order of production, the counties containing coal mines are Greene,...

Publications Research and Dialogue on the Future of Coal

Publications Research and Dialogue on the Future of Coal

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One focus of the historic case study therefore lies on the Ruhr area – Germany's largest hard coal mining area that was hit by this economically driven transition. The second focus lies on the politically driven reduction of lignite production in Eastern Germany due to the reunification in 1990.

Evaluation of Zeolite/Backfill Blend for Acid Mine ...

Evaluation of Zeolite/Backfill Blend for Acid Mine ...

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The results indicate that the addition of zeolites, obtained from coal ash, promotes the remediation of metal content in water generated by AMD and is therefore a more beneficial process in the removal of metal ions. With regard to the 50:50 backfill...

The river that stood in the way of a coal mine

The river that stood in the way of a coal mine

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Jan 27, 2018· Joanne McCarthy. So four kilometres of a key tributary to the Hunter River was diverted to the mine's southern and eastern boundaries and Ulan's expansion went ahead, with a most recent approval allowing mining until 2031 and production of up to 20 million tonnes of coal per year.

Environmental Science Practice Test Flashcards | Quizlet

Environmental Science Practice Test Flashcards | Quizlet

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Example of an environmental problem associated w/ abandoned coal mines Acid drainage due to leaching of spoil heaps by rainwater Some solar energy produces hightemp water for industrial applications and produce steam to run turbines that generate electricity.

Abandoned coal mine drainage and its remediation: impacts ...

Abandoned coal mine drainage and its remediation: impacts ...

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Dec 01, 2012· Remediation brought chlorophyll concentrations and GPP nearer to values for respective reference streams, depressed ecosystem respiration, restored ammonium uptake, and partially restored nitrification in the bituminous (but not the anthracite) region, reduced nitrate uptake to an undetectable level, restored phosphorus uptake to near normal rates, and brought enzyme activities more in line .

SMRT | Scottish Mines Restoration Trust

SMRT | Scottish Mines Restoration Trust

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Welcome. The Scottish Mines Restoration Trust has been established to help facilitate the process of communities and other stakeholders in restoring opencast coal sites across Scotland to bring together viable restoration plans for them.

Green Remediation of Acid Mine Drainage (AMD)Impacted ...

Green Remediation of Acid Mine Drainage (AMD)Impacted ...

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Although mining industries such as coal and minerals generate revenue, they are responsible for a number of negative environmental consequences, and the production of acid mine drainage (AMD) and acid sulfate soil are the most concerning among them. Current AMD management practices are expensive, ineffective, or unsustainable. This study evaluated the potential of a costeffective and ...

Centralia mine fire Wikipedia

Centralia mine fire Wikipedia

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The fire is burning in underground coal mines at depths of up to 300 feet (90 m) over an 8mile (13 km) stretch of 3,700 acres (15 km 2 ). At its current rate, it could continue to burn for over 250 years.

Mining Metals | AECOM

Mining Metals | AECOM

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Our work includes conceptual design, exploration and site development for new mines, as well as environmental and social management services to ensure that mines meet local regulations. We provide permitting, engineering and construction services to develop mining infrastructure, such as power and distribution systems, processing and waste handling facilities, railways, roads and ports.

COAL REFUSE Environmental Resources Committee

COAL REFUSE Environmental Resources Committee

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abandoned mine lands and estimates of the amount of coal refuse associated with historical mining operations, the amount is between 200 million and 8 billion cubic yards. It has been speculated that the amount of coal refuse is approximately 2 billion cubic yards split almost equally between the anthracite and bituminous coal regions.

Cleanup at Inactive and Abandoned Mines: Issues in 'Good ...

Cleanup at Inactive and Abandoned Mines: Issues in 'Good ...

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Cleanup at Abandoned Mines: Issues In "Good Samaritan" Legislation Congressional Research Service Summary On August 5, 2015, an accidental spill from the Gold King Mine, a longabandoned gold mine site in Colorado, released an estimated three million gallons of acid mine drainage (AMD) wastewater into a tributary of the Animas River.

Who Pays for Mine Cleanup After Big Coal Goes Bankrupt ...

Who Pays for Mine Cleanup After Big Coal Goes Bankrupt ...

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Jun 22, 2016· Peabody's cleanup bill in the Illinois Basin alone would come to 92 million, but it also operates mines in Australia, Arizona, Colorado, New Mexico, and Wyoming, where the North Antelope ...

American billionaire set to open Cape Breton coal mine ...

American billionaire set to open Cape Breton coal mine ...

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While other Canadian provinces phase out coal, Nova Scotia is defiantly preparing to open its first coal mine since the last one closed in 2001 this one under the ownership of a secretive American billionaire with ties to the Carlyle Group and Jeb Bush. Chris Cline, who's been described as a ...

Leigh Creek mine remediation

Leigh Creek mine remediation

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A key site challenge, which is common to remediating most coal mines, is the inherent risk of spontaneous combustion arising from the coal itself and the .