The major environmental concerns around opencast mining include the generation of dust through blasting, raw-ore haulage and processing activities, …
عرض المزيدimpact on rural development—both from an environmental and socio-economic point of view. More specifically, one of the research tasks is to analyse the balance of gains and losses in order to better understand whether opencast mining tends to have positive (e.g., social and economic) or negative (e.g., environmental) impacts …
عرض المزيدThe technology for opencast lignite mining is noted for its high production efficiency, high level of recovery and lower risk as regards the safety of workers when compared with underground mining systems. ... The environmental impact of a mine depends to a large extent on the geological and deposit conditions, the thickness of the …
عرض المزيدInventory. Life cycle inventory (LCI) is an important part of the LCA, and its precision and integrity affect the results of LCA. The inventory considered in the study is shown in Table 1.The data of environmental impact factors in each stage were from the environmental impact assessment report of Yimin opencast coal mine (HBMEP …
عرض المزيدThe present study has quantified and provided a regional view of the opencast mining impacts that contributed to vegetation degradation during 1988–2020 …
عرض المزيدConclusion The rock blasting leads to a number of impacts on the environment. Opencast mining near the residential areas has become inevitable and therefore environmental impacts are required to be mitigated. Ground vibrations, Dust and fly rock are the important environmental impacts as they may damage the properties and fly rock may cause ...
عرض المزيدThe removal and processing of coal at the mining site and its transportation to a power station distresses the environment. 2 Various methods have been used to assess the impacts of coal on human health and the environment during its complete life cycle. 3 The external costs of coal mining and transportation have also been attempted in a number ...
عرض المزيدMining will play a key role in future global development. Despite such measures as recycling, miniaturisation and substitution, the growing world population with its improving living conditions demands more and more energy, fertilisers, electronic materials, raw materials for building and water. A major part of iron ore, non-ferrous …
عرض المزيدA village was set up to support 15,000 miners working in the ruby mine near Ambatondrazaka, Madagascar. Photo: Pardieu et al. (2017). However, compared to many other industries such as agriculture, mining uses relatively small pockets of land, and the future of mining could move to using techniques that are arguably even less invasive on …
عرض المزيدENVIRONMENTAL IMPACT OF OPENCAST MANGANESE MINING 123. ... Impact of Opencast Mining on the soil and plant communities of Sonepur-Bajari Opencast Coal mine area, West Bengal, India, UU Special ...
عرض المزيدLearn about the impacts, challenges and solutions of opencast mining on the environment and society. Explore chapters and articles on topics such as slope failure, biodiversity, …
عرض المزيدOne of the adverse environmental impacts of mining is that it causes a variety of diseases that are caused mainly due to pollutants in the air and water bodies. Pollution of any type has serious negative impacts on human health, livestock and biodiversity. ... (2004) Assessment and management of air quality for an opencast coal …
عرض المزيدDownload Citation | On Apr 4, 2007, Mrinal K. Ghose published Opencast coal mining in India: Analyzing and addressing the air environmental impacts | Find, read and cite all the research you need ...
عرض المزيدMajor environmental impacts result from both underground and opencast mining. Some of the issues are common for both types of mining such as lowering population change in land use pattern, habitat disturbance and Socioeconomic stresses. ... Mining plays a vital role in national economic development and on the contrary mining undesirably impact ...
عرض المزيدDust was the most serious environmental impact category, and its contribution rate was 36.81%, followed by global warming and acidification with contribution rates of 29.43% and 22.58%, respectively. Both dust and global warming were mainly affected in mining stage in Yimin opencast coal mine based on comprehensive analysis of environmental impact.
عرض المزيدmining operations to minimise these impacts. Good planning and environmental management minimises the impact of mining on the environment and helps to preserve biodiversity. Whether coal is to be extracted by Opencast or by Underground methods of mining the selected method is to acknowledge the need to reduce environmental …
عرض المزيدopencast coal mining on ecosystems at a landscape level, which may not only be large scale, but also be intense. Environmental impacts of opencast coal mining have been thoroughly investigated by many researchers and defined for the various stages of the coal fuel cycle. The "coal cycle"
عرض المزيدBased on two-dimensional heat-conduction equations with a phase-change component, this study investigates the impact of underground mining on the permafrost environment in an opencast coal mining pit. The dynamics of the maximum thawed and freezing depths at different depths around a borehole wall are determined. The spatial …
عرض المزيدThe impact of opencast mining on vegetation is particularly severe in tropical regions, ... Other than the environmental impacts and social risks, mining also plays a vital role in the economic development of several countries by providing employment opportunities, generating revenue, and supplying raw materials for various …
عرض المزيدThe diffi- cult problem of identifying all of the economically relevant environmental impacts is avoided. 1118 ENERGY POLICY November 1993 Valuing the environmental impacts of opencast coal mining in the UK Several conditions need to be met for us to be able to assume that changes in property values are a measure of …
عرض المزيدOpen-cast iron ore mining is vital for the global economy, providing the raw material for steel production. It is cost-effective and allows for the efficient extraction of large ore quantities within shorter timeframes compared to underground mining. However, open-cast mining can have significant environmental impacts. Open-cast iron ore mining …
عرض المزيدSee Brocklesby, M. 'Opencast and Excess Mining Capacity', in Peart J. D., and Rutherford L. A. (eds) 1986 A Review of Opencast Coal and its Environmental Impact, Newcastle, Newcastle Polytechnic, 39. This paper persuasively argues that opencast coal is produced at a marginal cost greater than deep-mined coal and therefore at present
عرض المزيدexplore the impact of opencast mining on the trends of Keywords Ecosystem services value, Mining impact, Google earth engine platform, Sen + MK test, Joinpoint …
عرض المزيدThus, underground coal production in India is declining. Due to the large scale extraction of near-surface coal resources by opencast mining, near-surface coal resources will be depleted in future. Moreover, opencast mining has several environmental impacts, which is ignored keeping in view the colossal coal demand of …
عرض المزيدfor simulation of opencast mine dewatering, flooding, and the environmental impact. This paper is a result of many years of the author's experience on groundwater flow modeling for open-pit ...
عرض المزيدAssessment of environmental impacts by mining activities: A case study from Jhansi open cast mining site -Uttar Pradesh, India ... (1988) Overcoming the environmental problems in opencast mining. Consolidated report from the Government of Poland on the 12 J Exp Sci Vol. 1, Issue 1, Pages 09-13 [ 2010] WHO (1980) Sixth Report on the …
عرض المزيدOpencast mining destroys the surface soil, vegetation, topography and other features, results in removal or modification of areas of natural ecosystems [2], affecting their capacity to supply Ecosystem Services Value (ESV).
عرض المزيدThe demand of coal has led to expand the mining activities nationwide, which helps to improve the economic growth of the national capital. At the same time, it is the source of inevitable social and environmental consequences. In the developing countries, especially rural areas are often affected by this complex nature of mining. The local …
عرض المزيدSaphire mining at Bemainty, Madagascar in 2016, had limited impacts on the surrounding forest loss and degradation relative to other threats, according to an …
عرض المزيدValuing the environmental impacts of opencast coal mining in the UK
عرض المزيدfor simulation of opencast mine dewatering, flooding, and the environmental impact. This paper is a result of many years of the author's experience on groundwater flow modeling for open-pit dewatering and its flooding as well as any environmental impact caused by mine dewatering in Poland and abroad. 2.
عرض المزيد2.2 Opencast mining methods 9 2.2.1 Overburden removal, transport and disposal 9 2.2.2 Coal extraction and transport 9 2.2.3 Coal reception, processing and storage facilities 10 2.2.4 Site reclamation and rehabilitation 10 2.3 Operational principles – similarities and differences 10 3 Environmental impacts of deep and opencast coal mining 12
عرض المزيدopencast coal mining and a perspective on relevant structure plan policies. The article closes with a brief review of the main planning issues arising from opencast coal …
عرض المزيدThe goals of this research were (i) to explore the evolutionary characteristics of land usage in the Pingshuo opencast coal mine area and the impact of mining activities on the environment, (ii) to optimize the land use structure with improved multi-objective GA, and (iii) to reveal the impact of relevant policies on the regional land structure ...
عرض المزيدThe aim of this paper is: (a) To locate the main opencast bauxite mining activities as well as the existing or planned other human interventions and activities in the area of Northeastern Ghiona, and (b) The determination of the impacts to the natural environment and more specifically to the hydro-geomorphological characteristics and processes ...
عرض المزيدStudy area. Shuozhou, located northwest of Shanxi Province, is a typical mining city in China. Pingshuo, one of the largest opencast coal mines in China, is located north of Shanxi Province, and east of the Loess Plateau (112°10–113°30′ E, 39° 23′–39° 37′ N; Fig. 2).This area has a fragile ecology and exhibits an arid to semi-arid continental …
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