Voir plus
  • Executive summary – Coal 2022 – Analysis - IEA

    2 天之前  Coal markets have been shaken severely in 2022, with traditional trade flows disrupted, prices soaring and demand set to grow by 1.2%, reaching an all-time high and surpassing 8 billion tonnes for the first time.

    consulter en ligne
  • Full article: An econometric approach on production, costs

    2019.6.14  Article. An econometric approach on production, costs and profit in Romanian coal mining enterprises. Ioan Batrancea. , Larissa Batrancea. , Anca Nichita. , Lucian Gaban. , Ema Masca. , Ioan-Dan Morar. , show all. Pages 1019-1036 Received 12 Feb 2017, Accepted 10 Sep 2018, Published online: 14 Jun 2019. Cite this article.

    consulter en ligne
  • Coal 2023 - Analysis and forecast to 2026

    2023.12.14  hydropower output. Overall, we expect global coal demand to grow slightly (by 1.4%) both inpower and non power sector- s in 2023 to around 8.54 Bt, a new record. Global coal demand is set to decline to 2026 – but China will have the last word We forecast that China’s coal consumption fall in 2024 will and plateau through

    consulter en ligne
  • An open database on global coal and metal mine production

    2023.1.24  An open database on global coal and metal mine production. Simon Jasansky, Mirko Lieber, Stefan Giljum Victor Maus. Scientific Data 10, Article number: 52 ( 2023 ) Cite this article. 15k...

    consulter en ligne
  • Research progress in coal and gas co‐mining

    2020.5.25  Research progress in coal and gas co-mining modes in China. Jun Liu, Tong Yang, Lin Wang, Xiangjun Chen. First published: 25 May 2020. doi/10.1002/ese3.739. Citations: 13. Sections.

    consulter en ligne
  • The future of coal: A historic turning point on the horizon

    2024.1.29  Coal Magazine Articles News. The future of coal: A historic turning point on the horizon. By Mining Review Africa. January 29, 2024. The global coal market has experienced a turbulent three years, with demand dropping sharply during the COVID-19 pandemic, only to skyrocket as a post-COVID-19 rebound that coincided with Russia

    consulter en ligne
  • Toward a global coal mining moratorium? A comparative analysis of coal ...

    2018.1.24  This article examines whether these coal mining bans reflect the emergence of a global norm to keep coal under the ground. To that end, we review recent coal mining policies in the four largest coal producers and explain them comparatively with a framework based on interests, ideas and institutions.

    consulter en ligne
  • Advances in coal mining technology and sustainable mining

    2023.1.1  The following section covers mining practices internationally with a brief summary of the status of coal mining in China, India, and Australia. The last section deals with trends in automation in the mining industry with a

    consulter en ligne
  • Big coal miners’ profits triple as demand surges - Financial

    2022.12.28  The world’s largest coal mining companies tripled their profits in 2022 to reach a total of more than $97bn, defying expectations for an industry that was thought to be in terminal decline.

    consulter en ligne
  • The latest coal news leading coal magazine

    2024.5.7  NTPC sets 2025 coal production target. Tuesday 16 April 2024 11:36. NTPC has set a target of 40 million t of coal production from its captive mines for the fiscal FY25. The latest coal news, industry trends

    consulter en ligne
  • Coal mining Definition, History, Types, Facts

    2024.4.6  M. Albert Evans Raja Venkat Ramani. Coal mining, extraction of coal deposits from the surface of Earth from underground. Coal has been used since the Bronze Age, 3,000 to 4,000 years ago, and was

    consulter en ligne
  • Coal mining and environmental sustainability in South Africa:

    2022.10.18  This study investigates the effects of coal mining on environmental sustainability in South Africa in relation to the moderating role of institutions. To achieve the study’s objectives, the fully modified least square (FMOLS), dynamic least squares (DOLS), canonical cointegrating regression (CCR), Bayer-Hanck cointegration and Toda

    consulter en ligne
  • (PDF) Coal Mining Sustainable Development: Economics and

    2021.8.16  This article substantiates the choice of technology for a block-and-layer continuous lateral mining method, including the construction of a first-stage pit, the use of a combined transport and ...

    consulter en ligne
  • Air pollution and mortality impacts of coal mining: Evidence

    2023.9.1  The effects of coal mining on ambient air pollution. As discussed in Section 3.1, we identify the causal effect of coal mining on the ambient air quality based on a difference-in-differences framework by comparing counties with a current severe accident to other comparison counties. Table 4 presents the estimation results of our baseline model

    consulter en ligne
  • Court lifts US coal sales moratorium in a setback for Dems

    2024.2.22  BILLINGS, Mont. (AP) — A U.S. appeals court on Wednesday struck down a moratorium on coal leasing from federal lands in a move that could open the door to future coal sales from vast, publicly owned reserves of the fuel that’s a major source of climate-changing greenhouse gases.. The ruling from a three-judge panel of the 9th U.S. Circuit

    consulter en ligne
  • Teck expects to close coal unit sale to Glencore by Q3, CEO

    2024.2.23  Canadian miner Teck Resources plans to close the sale of its steel-making coal unit to Glencore no later than the third quarter of 2024, CEO Jonathan Price told Reuters in an interview on Thursday.

    consulter en ligne
  • South32 exits coal with Australia’s Illawarra sale

    2024.2.29  Diversified mining company South32 on Thursday announced the $1.65-billion sale of its Illawarra assets, in Australia, marking the group’s exit from coal and aligning with a strategy that ...

    consulter en ligne
  • Coal - National Geographic Society

    2023.10.19  There are three major types of underground coal mining: longwall mining, room-and-pillar mining, and retreat mining. Underground Mining: Longwall Mining During longwall mining, miners slice off enormous panels of coal that are about onemeter (three feet) thick, three to four kilometers (2-2.5 miles) long, and 250-400 meters (800-1,300

    consulter en ligne
  • The Economics of Coking Coal Mining: A Fossil Fuel Still

    2021.11.17  In 2017, coking coal narrowly missed passing the threshold of economic importance. However, out of caution, it remained on the list of critical raw materials, as the steel industry still needs it. It is likely to be phased out of the list below when it does not fully meet the required criteria.

    consulter en ligne
  • The future of coal: A historic turning point on the horizon

    January 29, 2024. The global coal market has experienced a turbulent three years, with demand dropping sharply during the COVID-19 pandemic, only to skyrocket as a post-COVID-19 rebound that coincided with Russia invading Ukraine. Global coal demand reached an all-time high in 2022 and for 2023 the black rock was still central to the

    consulter en ligne
  • The future of coal in a carbon-constrained climate

    2020.7.27  This will not be easy. Globally, the coal mining industry alone employs about 8 million people and creates revenues of more than US$900 billion a year 2. While growth in coal investments is ...

    consulter en ligne
  • Special Issue : Method and Technology of Green Coal Mining

    2023.6.15  Due to their tense mining succession relationship, gob-side roadways may undergo significant deformation under multi-mining pressure. In this article, many methods, such as on-site research, a theoretical analysis, a numerical simulation and an industrial experiment, are used to research the mechanism of asymmetric floor heave in a gob-side

    consulter en ligne
  • (PDF) Development status of coal mining in China

    2023.2.23  The results show that 87% of China's coal is mined by underground methods, with an average production capacity of 0.93 Mt/a per mine. Open pit mining accounts for 13%, with an average mine ...

    consulter en ligne
  • Coal Mining and Reclamation in Appalachia SpringerLink

    2020.11.26  In its essence, coal mining is a simple process. The coal lies beneath the ground, embedded among layers of sedimentary rocks. Surface miners remove the overlying or surrounding rocks and then remove the coal. Underground miners excavate the coal while leaving the overlying rock in place to the extent that is possible.

    consulter en ligne
  • Coal Mining - Encyclopedia of Alabama

    2023.7.14  Experiencing both boom and bust, the coal-mining industry has affected the lives of thousands of people in northern and central Alabama. The industry changed the face of the state—geographically, economically, socially, politically, culturally. Largely obscured today by reclamation projects, pine trees, and kudzu, the mining districts of

    consulter en ligne
  • (PDF) Impacts of Coal Mining in Witbank, Mpumalanga

    2019.12.31  Coal mining plays a critical role in the economy of South Africa though posing detrimental environmental effects on aquatic life and the terrestrial environments with one of the major impacts ...

    consulter en ligne
  • Coal's Importance to the World - Society for Mining,

    Coal mines are an especially important source of employment in rural economies throughout America. Coal generated $26 billion in sales and paid $13 billion in direct wages and salaries according to a 2017 analysis by the National Mining Association. 14. CLIMATE CHANGE AND THE PATHWAY TO ZERO EMISSIONS.

    consulter en ligne
  • Global evolutional trend of safety in coal mining industry: a ...

    2023.4.1  Mining safety is recognized as one of the factors influencing the mining industry’s long-term viability. Therefore, we did a bibliometric analysis to take stock of safety management in the coal mining industry. This study suggests a three-step strategy, comprising literature extraction and screening, bibliometric analysis, and discussion, to

    consulter en ligne
  • South African Coal Mining Techniques Methods, Impact

    2023.6.12  It involves creating underground tunnels and chambers to access and extract the coal. The two main underground mining methods used in South Africa are: 4.2.1. Room and Pillar Mining. Room and pillar mining is a method where coal is extracted in a series of rooms, leaving pillars of coal to support the roof.

    consulter en ligne
  • When Wall Street came to coal country: how a big

    2021.9.14  The long read: Around the turn of the millennium, hedge fund investors put an audacious bet on coal mining in the US. The bet failed – but it was the workers and the environment that paid the price

    consulter en ligne
  • A global meta-analysis of coal mining studies provides

    2023.2.1  Coal mining is a critical energy industry that considerably evolves and benefits the modernization and development of our society. However, the side-effects such as degraded air and water quality, fragmented vegetation landscape, and aggravated soil erosion associated with coal mining also raise serious concerns. Previous studies have

    consulter en ligne
  • Negative Effects of Coal Mining - The World Counts

    Health Hazards: Coal dust inhalation can cause black lung disease. Miners and those who live in nearby towns are the most affected. Cardiopulmonary disease, hypertension, COPD, and kidney disease are found in higher than normal rates in people who live near coal mines. Displacement of Communities: All of these negative effects force people to ...

    consulter en ligne
  • Sales Forecasting and Coal Mining Planning in the Context of Hard Coal ...

    2018.9.1  The manuscript presents also possible to apply coal production strategies and the method of evaluation and selection of optimal strategy in the difficult conditions of Polish mining companies ...

    consulter en ligne
  • Coal mining or climate action? Australia faces up to COP26

    2021.10.31  The country produces substantially more coal than it consumes, and coal exports contribute around 50 billion Australian dollars ($37.5bn) a year to national income. In 2019-20 alone, Australia ...

    consulter en ligne
  • Toward a global coal mining moratorium? A comparative analysis of coal ...

    2018.1.24  To stop global warming at well below 2° C, the bulk of the world’s fossil fuel reserves will have to be left in the ground. Coal is the fossil fuel with the greatest proportion that cannot be used, and various advocacy groups are campaigning for a ban on the opening of new coal mines. Recently, both China and the USA implemented temporary

    consulter en ligne
  • Full article: An econometric approach on production, costs

    2019.6.14  Kopacz (Citation 2015) analyses tailings costs resulting from coal extraction and processing and concludes that, within the Polish coal mining industry, more than 30% of total coal production is represented by extractive waste. The study quantifies the impact of tailings on economic efficiency and operating costs within a hypothetical

    consulter en ligne
  • Frontiers Mining Employees Safety and the Application of

    2021.8.17  Introduction. Coal mining is one of the most dangerous industries in the world. Human factors such as intentional violation, mismanagement, and defective design cause coal mining accidents ().The functional climate of the coal mining presents many hazards to personnel, including the proximity to machinery, hydraulic and electrical

    consulter en ligne