Mining and the MPCA | Minnesota Pollution Control Agency
The MPCA participates in environmental review for mining projects where, most commonly, the Minnesota Department of Natural Resources is the responsible governmental unit. Environmental review is a prescriptive process that has two primary goals: Consider the impacts of the project to the human and the environment
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The Environmental Impact of Lithium Batteries - IER
The Environmental Impact of Lithium Batteries. During the Obama-Biden administration, hydraulic fracturing was accused of causing a number of environmental problems—faucets on fire, contamination of drinking water, etc.—but the administration's own Environmental Protection Agency could not validate those accusations .
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Sulfide Mining and Human Health - Save the Boundary …
mining. Although the majority of debates about sulfide mining in our state have been framed as "environment versus jobs," the impact on human health needs to be a part of these discussions. Sulfide mining has significant potential for the release of toxic chemicals into the environment. These include a number of chemicals identified by the ...
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Summary of Experience in Evaluating/Managing the ...
Silver Bay, MN, on environmental impacts of mining and mineral processing. F period he was the lead consultant on a several-million-dollar per year environ Reserve Mining, evaluating the water quality impacts of the discharge of 50 taconite (iron ore) tailings into the North Shore area of Lake Superior. T
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Proposed northern Wisconsin mine brings promise of jobs ...
Gogebic Taconite holds an option to lease a 22-mile stretch between Mellen and Upson, from Highway 77 south, with the primary focus on a 4- to 4.5-mile path that crosses the Ashland-Iron county line. U.S. Steel "looked very hard" at the area in the 1960s and did extensive studies, said Matt Fifield, managing director of the Cline Group, one of the nation's private largest mining companies and ...
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Pro's and Con's - Taconite Mining in the Penokee Hills
Taconite Mining in the Penokee Hills: Home; Pro's and Con's; Environmental Impact; Pro's and Con's. Gogebic Taconite plans to open the largest mine ever in the state of Wisconsin, the mine would bring one and a half billion dollars to Ashland and Iron counties. The goal for Gogebic taconite is to mine without harming the environment and the ...
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Minnesota's taconite industry not on pace to meet state's ...
Meeting that goal will require significant reduction of mercury emissions from the taconite mining sector and further ... unacceptable environmental impacts by any of the potentially available ...
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Forty years ago this week: The day they stopped dumping ...
The Reserve Mining case captivated Minnesota during the 1970s — the early years of the environmental movement — and was a test of legal strategy and resolve between state officials and a ...
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EPA asked to measure mining's effects on Lake Superior ...
December 16, 2013 9:15 p.m. Representatives of 59 Midwestern groups asked the Environmental Protection Agency today to consider the cumulative effects …
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Iron Range mine could pollute water for up to 500 years ...
Mining regulators from the Minnesota Department of Natural Resources (DNR) declined to discuss the issue in detail because the environmental impact statement is not finished.
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Taconite Dreams — University of Minnesota Press
Taconite Dreams is a great example of how, when undertaken intelligently, local historical studies can have global reach. Jeffrey T. Manuel provides a mirror for communities across the world, from the mining regions of South Africa to the oil fields of North Dakota, through which they can assess the opportunities and threats contained in economic development strategies that rely on extractive ...
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Iron mining in the Penokee Hills, USA | EJAtlas
The open pit mine would sprawl over four miles of privately-held managed forest land [1]. Open pit iron mining has a larger and more destructive impact on the environment than underground mining. The water, air, and land are impacted by drilling, blasting, crushing, and processing activities of …
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NIOSHTIC-2 Publications Search - 00131979 - Mining ...
The health effects of taconite, air sampling data, and the taconite industry are reviewed. The contamination of Lake Superior with asbestiform fibers from taconite mining operations is cited. The origins and structure of taconite ores as lithic units in cherty iron formations, and the other minerals found in similar formations are presented.
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Taconite - Wikipedia
Taconite (IPA: ['tækənaɪt]) is a variety of iron formation, an iron-bearing (over 15% iron) sedimentary rock, in which the iron minerals are interlayered with quartz, chert, or carbonate.The name "taconyte" was coined by Horace Vaughn Winchell (1865–1923) – son of Newton Horace Winchell, the Minnesota State Geologist – during their pioneering investigations of the Precambrian Biwabik ...
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Taconite Dreams: The Struggle to Sustain Mining on ...
In Taconite Dreams: The Struggle to Sustain Mining on Minnesota's Iron Range, 1915–2000, Jeffrey T. Manuel examines how the region fought the dislocation that came with economic changes, technological advances, and global shifts in industrial production. On the Iron Range, efforts included the development of taconite mining as a ...
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Taconite Mining in Silver Bay: A Tale of Extraction and ...
The Reserve Mining Company discharged taconite tailings directly into Lake Superior for 25 years, creating a massive tailings delta and polluting the waters of the lake. When the EPA took Reserve to court in 1973, the town of Silver Bay was divided between a struggle for …
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Gogebic Taconite Mine Project - Encyclopedia of Wisconsin ...
Mining Proposal. The proposed $1.5 billion plan put forth by Gogebic Taconite, LLC. was introduced in phases. The first phase was the four mile long, approximately 600 feet deep, and 1,600 feet wide open mining pit. This open pit would have become the largest topographical feature in …
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Iron Mining In the Lake Superior Basin
• As evidenced by taconite mining in MN and MI, there will be environmental impacts if a mine is constructed in the Penokee Range. At best, the landscape will be permanently altered. At worst, a variety of environmental damage and human health risks would result. Where a Penokee mine would fall along that spectrum is currently unknown.
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Environmental Effects Of Iron Ore Mining
environmental impact of iron ore mining. environmental impacts of iron ore mining in wa. Increasing iron ore demand, coupled with the depletion of high-grade hematite ores in the United States, after World War II led to development of lower-grade iron ore sources, principally the utilization of …
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Mining controversy in Wisconsin puts spotlight on ...
Chemically speaking, it is not difficult to distinguish the environmental impacts of mining iron-bearing oxide ores, like taconite, from those of mining sulfide ores for copper, nickel, platinum ...
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SKF Taconite seals | SKF | SKF
SKF Three-barrier solution for ultimate protection. For optimum performance in the most contaminated conditions, the SKF Three-barrier solution using SKF Taconite seals is the recommended choice. SKF housing with SKF Taconite seals forms the primary barrier to prevent solid and liquid contamination, even during high-pressure washdowns.
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What Environmental Problems Are Caused By Mining …
The environmental impact of mining is an extremely complex topic because it involves so ... Due to the variable composition of iron ore in different mines in different ... Iron ore consists mainly of iron oxides; the primary forms are magnetite...
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Mortality experience among Minnesota taconite mining ...
Objective To evaluate the mortality experience of Minnesota taconite mining industry workers. Methods Mortality was evaluated between 1960 and 2010 in a cohort of Minnesota taconite mining workers employed by any of the seven companies in operation in 1983. Standardised mortality ratios (SMR) were estimated by comparing observed deaths in the cohort with expected frequencies in the …
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5 Environmental Impacts Caused by Mining Cryptocurrency ...
The Environmental Impact Of Mining Cryptocurrency. By and large, the environmental impacts of cryptocurrency mining have an effect on energy consumption. Data centers pull a lot of power to keep the machines running. Plus, they also have to keep these systems cool, which requires air …
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TACONITE IRON MINING IN WISCONSIN A REVIEW
The majority of historical iron mining activities in Wisconsin involved the removal of high-grade (direct-shipping) ore, which was mined in several areas throughout the state. The major remaining deposits are taconite, a low-grade (typically 20-30% iron) ore that requires processing to increase the iron content and remove impurities.
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MI Environment - EPA program connects EGLE staff with ...
Exploring environmental issues as diverse as the impact of taconite mining on health to the effect of wildfires on drinking water quality, a pair of staffers from the Michigan Department of Environment, Great Lakes, and Energy joined federal colleagues recently to learn and share information.
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Gogebic Taconite, LLC, former mining project | Wisconsin DNR
Gogebic Taconite, LLC, was considering development along a four-mile stretch east of the community of Mellen. However, the DNR received a preapplication withdrawal letter from Gogebic Taconite, LLC, on March 24, 2015 [PDF] for the ferrous mining project located in Iron and Ashland County. The letter follows the February 2015 closing of the ...
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Minnesota Iron Mining and the Environment
The iron mining companies of Minnesota place environmental stewardship as company core values. Before any mining commences, Minnesota iron mines work with stakeholders, local, state and federal agencies; thorough environmental reviews are conducted, and permits to mine include environmental control requirements.
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Conflicted Over Copper: PolyMet copper-nickel mine has ...
PolyMet Mining, a Toronto-based company owned by Switzerland mining conglomerate Glencore, began the environmental review process in 2004. The next year, the company took ownership of an ore processing plant in northeastern Minnesota, …
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Iron Mining: An Issue of Environmental Justice | …
Gogebic Taconite (G-Tac), a subsidiary of The Cline Group, has proposed a 4 ½-mile long open pit iron ore mine in the Penokee Hills of Northern Wisconsin. This would be the first phase of an eventual 22-mile strip of open-pit mining, stretching …
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Taconite Iron Ore NESHAP Economic Impact Analysis
U.S. Environmental Protection Agency ... 4-1 Market-Level Impacts of the Taconite NESHAP, 2002 ..... 4-6 4-2 Industry-Level Impacts of the Taconite NESHAP, 2000 ... Taconite mining and processing fall under the North American Industry Classification System (NAICS) 21221 Iron Ore Mining. ...
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A Taconite Story: Mining in Northern Wisconsin
Taconite Mining Process Benefits of Mining The primary benefit from mining taconite is economic gain. GTac has estimated that their operations will provide jobs for as many as 700 people directly through mining—2,000 in surrounding towns— for the expected 35-year lifespan of …
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Iron Mining Process - Minnesota Iron
The shovels place the taconite into giant dump trucks. These trucks are as big as a house and hold up to 240 tons of taconite. The trucks take the taconite directly to the processing plant, or the taconite is transported if further away. Crushing At the processing plant, the taconite is crushed into very small pieces by rock crushing machines.
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