Nov 26, 2015· Although mining is a cornerstone of the South African economy (), it generates copious amounts of dust. 1 The dusts may be toxic since they may also be contaminated with various toxic metals.For this reason, the prevalence and severity of occupational diseases in the mining industry depends on the ores mined, the contaminants present and also on the levels and duration of exposure …
Jul 09, 2015· Objective . To determine the impact of coal mining, measured as the number of coal mining-related facilities nearby one's residence or employment in an occupation directly related to coal mining, on self-rated health in Appalachia. Methods . Unadjusted and adjusted ordinal logistic regression models calculated odds ratio estimates and associated 95% confidence intervals for the ...
Aug 26, 2021· Coal mining adversely affects the eco-system as a whole. On the unstable earth, the un-resting mankind constantly uses a variety of resources for daily lives. Coal is …
Surface mining at these scales is more economical for coal companies, safer for miners, and, coal operators say, essential for mining the thin seams of lower-sulfur coal more valuable in today's market. With dynamite and immense machines, surface mines can produce more than two to three times as much coal per miner as underground mines can.
Nov 17, 2016· The annual coal mining production data from 1870 to 1931 was acquired from the United States Geological Survey (USGS) and the Bureau of Mines Mineral Resources of the United States documents (USGS 1882–1931). These documents were published from 1882 to 1931 and contain annual county-level coal mining production information.
Coal And Mining Research, Coverage includes original research articles, new developments, case studies and critical reviews in all aspects of scientific and engineering research on coal, coal utilizations and coal mining. Among the broad topics receiving attention are coal geology, geochemistry, geophysics, mineralogy, and petrology; coal ...
With the development of science and technology and the increasing importance attached by to these domains by the state and government departments in recent years, China's coal production and safety supervision level continue to increase. However, the prevalence of frequent coal mine safety accidents has not been effectively curbed. The main purpose of this study was to explore the mediating ...
Coal mining is the act, process, or industry of extracting coal from the earth.. Related Journals for Coal Mining Bioceramics Development and Applications, Engineering Geology, Science of The Total Environment, he Extractive Industries and Society, International Journal of Rock Mechanics and Mining Sciences, Resources Policy.. Coal Mining
Apr 28, 2020· Soil physicochemical properties, bacterial communities and enzyme activities change with land subsidence resulting from coal mining. However, research on the responses of bacterial communities and enzyme activities to the soil properties in different degree of subsidence areas is limited. As such, we collected soil samples from a control area (C area), a moderate mining subsidence area …
Jan 08, 2013· Coal mining remains a sizable industry, with millions of working and retired coal miners worldwide. This article provides an update on recent advances in the understanding of respiratory health issues in coal miners and focuses on the spectrum of disease caused by inhalation of coal mine dust, termed coal mine dust lung disease.
May 10, 2019· Energies, an international, peer-reviewed Open Access journal. Dear Colleagues, In this Special Issue of Energy, we are going to focus on recent and emerging developments in coal mining that have or could have a positive impact on society.The topics are not limited to the keywords below, the only criterion is that there must be a positive impact on society, which clearly includes the workforce.
Sep 01, 2021· The drains from Onyeama coal mine in Nigeria contained characteristic sulphates (313.0 ± 15.9 mg l −1), carbonate (253.0 ± 22.4 mg l −1), and nitrate (86.6 ± 41.0 mg l −1), having extreme ...
Aug 15, 2013· Background Coal is produced across 25 states and provides 42% of US energy. With production expected to increase 7.6% by 2035, proximate populations remain at risk of exposure to carcinogenic coal products such as silica dust and organic compounds. It is unclear if population exposure is associated with increased risk, or even which cancers have been studied in this regard.
Read the latest articles of Journal of Sustainable Mining at ScienceDirect.com, Elsevier's leading platform of peer-reviewed scholarly literature
Jun 17, 2021· A U.S. House Natural Resources subcommittee examined the cleanup needs for regions transitioning away from coal production Tuesday, with witnesses representing coal workers and Native American communities saying energy companies should be responsible for returning the land to its pre-mining …
Safety is a legal requirement of mining industry. Effective safety measurements and risk management can serve the mine administration to lessen the dangers recognized in the mine. Autonomous technologies, such as Artificial Intelligence (AI) and Machine Learning (ML) models have been integrated with the mining industry to ensure a safe working environment since a decade ago in the form of ...
Coal mining generates a number of significant environmental impacts. Due to its synoptic coverage and repetitive data acquisition capabilities, remote sensing has been extensively used to monitor effects of surface mining. Availability of low cost and high resolution data in recent years has focused increased attention on the use of satellite ...
International Journal of Mining Science and Technology is a bimonthly English-language journal. It was founded in 1990 and was originally the Journal of China University of Mining and Technology.This journal publishes original and innovative research papers and high-quality reviews covering the …
Jul 23, 2021· Extractive industries increasingly use compensation measures to silence opposition, divide communities and stop resistance. Cerrejón, Colombia's largest transnational coal mining corporation, has a long history of damaging Indigenous Wayúu, Afro-Colombian and local communities' health and livelihoods. In the northeastern Colombian region of La Guajira, local communities struggle against the ...
Journal of Chinese University of Mining & Technology, 2013, 42 (1): 1–5. [14] JIANG Yaodong, WANG Tao, CHEN Tao, et al. Features of coal bumps influenced by normal faults in coal mining with hard roof and hard coal [J]. Chinese Journal of Rock Mechanics and Engineering, 2013, 32 (S2): 3712–3718 (in Chinese with English abstract).
Edmonton Journal February 10, 2021 Letters. Opinion: Don't let coal's economic promise blind us to the costs. My uncle was an underground miner who worked for decades in Crowsnest Pass coal mines ...
Sep 05, 2017· Coal mining is a loud, daylong, and nightlong process that includes blasting, drilling, and continuous movement of heavy vehicles. These mining-related activities have resulted in emission of loud noise which has disrupted the lives of those …
This massive coal mining has resulted in extensive ground deformation and subsidence. Until 2010, the subsidence area exceeded 3×10 4 ha with an annual expansion of more than 2×10 3 ha. Half of these lands have been waterlogged, with an average water depth of 3–6 m, because of high groundwater levels and abundant rainfall (Xie et al ...
Nov 21, 2017· The devastating environmental impacts of mountaintop removal mining in Appalachia have long been well documented. But over the last decade, Indiana University researcher Michael Hendryx has been examining another consequence of this form of coal surface mining that had previously been overlooked: the health impacts on the people in the surrounding communities.
May 21, 2021· Across America, older fossil-fuel power plants are shutting down in favor of renewable energy. But some are getting a new lease on life—to mine bitcoin. In upstate New York, an idled coal …
Dec 01, 2020· Effects of coal mining. Surface mines (sometimes called strip mines) were the source of about 62% of the coal mined in the United States in 2019. These mining operations remove the soil and rock above coal deposits, or seams. The largest surface mines in the United States are in Wyoming's Powder River Basin, where coal deposits are close to the ...
Exploiting the working face in coal mines using a super long mining length and large mining height has become important for intensive production with high yield and high efficiency. The paper develops a roof structure model to analyze the influence of 195 m, 242.4 m, and 376 m working face lengths at large mining height in Wangzhuang Coal Mine in China as the case study.
Open-cast coal mining presents a big global issue because of the large areas the mines occupy, which get entirely changed. Their ecosystems lose most of their functions, and a huge amount of fertile soil gets utterly destroyed. Reclamation is a process of returning the functions of the soil after the excavation is finished, most commonly ...
Sep 14, 2017· The extraction, transportation, and burning of coal also results in substantial harm to the environment and public health—costs that do not show up in the price of electricity from coal-fired power plants ().Surface mining, particularly utilizing mountaintop removal mining methods common in central Appalachia, results in water contamination, deforestation, increased flooding, loss of ...
Sep 05, 2017· Coal mining is a loud, daylong, and nightlong process that includes blasting, drilling, and continuous movement of heavy vehicles. These mining-related activities have resulted in emission of loud noise which has disrupted the lives of those in the surrounding communities and has reduced the quality of life. 32 During field investigation, there ...