mining
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Microgrid
Solar Microgrids Offer Pathway to Decarbonize Mining
Mining is an energy-intensive industry; digging, crushing, and processing minerals takes a lot of power, and mines often operate 24 hours a day, seven days a week. Like other industries, mining companies are seeking solutions to reduce their emissions; both for the sake of the planet and in response to increasing pressure from customers to […]
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Coal
Thermal Coal—Now and Next
Joe Mease and Bryan Benoit, Grant Thornton LLP After serving as a primary source of electrical power generation for the last half-century, bankruptcies throughout the American coal mining industry in 2020 serve as the proverbial canary in the mine for the once dominant black nuggets found across the U.S. from the Appalachians to the Powder River Basin. […]
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Coal
Coal-Fired Power in 2021: A Recovery or a Reckoning?
This has been the year from hell for coal-fired power and the coal industry. If current projections hold, coal generation in 2020 will be 21% lower than last year and 62% lower than the 2007 peak. The coal share of the generating mix, which for decades hovered around 50%, will finish the year at 20%, […]
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News
Off-Grid Microgrid: Solar + Batteries + Thermal Generation
Today’s microgrid installations showcase a variety of configurations and control systems. Commercial and industrial sites are finding innovative ways to power their operations, particularly those in remote
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History
The Curious Case of a Two-Billion-Year-Old Nuclear Reactor
Scientists appear to have unraveled the mystery of uranium ore found at a mine in Oklo region of the Central African state of Gabon that exhibits a lower proportion of uranium-235 (U-235)—the fissile sort. According to an August 10 bulletin from the International Atomic Energy Agency (IAEA), the first response that physicists had when […]
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Legal & Regulatory
Court Orders EPA to Evaluate Coal Industry Job Losses Related to Air Pollution Rules
A federal court has ordered the Environmental Protection Agency (EPA) to file a plan and schedule to evaluate the consequences of its air pollution rules on jobs, finding for a giant coal company that is suing the agency for an alleged “war on coal” waged over the past five years. In an October 17 summary […]
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Renewables
Peabody, Optimistic About Coal’s Future Stability, Seeks Bankruptcy Protection
Financially bruised Peabody Energy Corp.—the world’s largest privately owned coal mining firm—is seeking bankruptcy protection. The St. Louis–headquartered company filed for voluntary Chapter 11 protection in a desperate attempt to strengthen liquidity and reduce debt amid what it says has been an “unprecedented industry downturn.” It filed petitions for most of its U.S. entities in […]
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Renewables
Mining for Lithium in Geothermal Brine: Promising but Pricey
Brine, the waste stream of the geothermal power production cycle, is usually considered a nuisance. High in corrosive minerals, even when reinjected, it’s challenging to manage. So when Simbol Inc. showed it had a way to turn this waste stream into a revenue stream by mining it for high-value minerals like lithium, a lot of […]
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