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opencast coal mining china



Min ZHANG

Keywords: Opencast coal mine area Landscape pattern index Complex network A B S T R A C T Coal is the main resource in China, and opencast mining plays an important role. The impact of coal mining

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Greenpeace Exposes Illegal Coal Mining in China

Aug 15, 2014A new Greenpeace investigation has uncovered illegal opencast mining at the source of China''s Yellow River in the farwestern QinghaiTibet plateau. In a report released on August 14, the NGO said that four opencast mines on the Muli coalfield, operated by five private firms, are in violation of Chinese conservation laws and threaten water levels in three of the country''s major rivers.

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For economic development, China needs abundant natural resources, especially coal mines. Because of excessive mining, more and more areas of land have been damaged, and their value has decreased. Currently, opencast coalmine production in China has increased by 30 % from 4 % of total production, with most of these coal mines located

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Smalley residents concerned over plans for second opencast

Mar 13, 2012Lodge House mine was granted permission to extend and extract an extra 750,000 tonnes. Residents in a Derbyshire village are concerned over plans for a second opencast mine, which they fear could

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Margam opencast mine restoration concerns

Feb 09, 2016The opencast site at Margam is now full of water. Concerns have been raised about the restoration of a former opencast mine site after a planning

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Coal mining projects

The project is owned by Wealth Mining, a subsidiary of China Kingho Energy Group. Also in Queensland, QCoal''s Byerwen Coal Project commenced shipments of met coal in 2019. The opencast mine could reach a production rate of 10 Mtpa met coal in 2021 after significant site expansion.

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Effects of vegetation on runoff and soil erosion on

Antaibao (ATB) opencast coal mine, with geographic coordinates of 11210′58″–11330′E,3937′N()inPingshuo,Shanxi Province, which is the largest opencast coal mining area in China. This area has a typical temperate arid to semiarid continental monsoon climate and a fragile ecological environment. The annual mean temperature

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Assessment of the potential ecological risk of heavy

mining, especially opencast coal mining, damages the surface vegetation and soil and changes the hierarchical structure of natural soils. As a result, a series of soil quality degradation problems have appeared in China''s coal mining areas, including heavy metal soil contamination, which is a major limiting factor affecting soil quality.

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Effects of rainfall intensity and compaction on water

Sep 04, 2019In addition, rainfall intensity has traditionally been related to soil surface sealing affecting water transport. To assess the effects of rainfall intensity and compaction on water infiltration and surface runoff in an opencast coal mining area, the disturbed soils from the Antaibao opencast mine in Shanxi Province, China, were collected.

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Opencast coalmine surge weakens UK''s authority at climate

Aug 14, 2009As a result, mining companies are now sitting on 71m tonnes of coal in licensed opencast mines, compared with 55m tonnes in 2007. And

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China permits 16 newly built opencast coal mines to

Aug 25, 2021A total of 16 opencast coal mines in Ordos City of North China''s Inner Mongolia Autonomous Region with a forecast annual output of 25 million

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China Coal Mine Photos and Premium High Res Pictures

northeast china, a coal mine to be view of opencast mining quarry china coal mine stock pictures, royaltyfree photos images This photo taken on December 18, 2019 shows workers cutting up coal carts at the Datai coal mine in Mentougou, west of Beijing.

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China Coal Mine Photos and Premium High Res Pictures

northeast china, a coal mine to be view of opencast mining quarry china coal mine stock pictures, royaltyfree photos images This photo taken on December 18, 2019 shows workers cutting up coal carts at the Datai coal mine in Mentougou, west of Beijing.

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Over

Overexploitation in Opencast Coal Mine in Shanxi Heshun county, located in North China''s Shanxi province, is abundant in coal mine resources. However, under longterm extensive, disorder and predatory exploitation, the mountains were much destroyed and polluted.

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Environment Impact Assessment of Coal Mining

For instance, a capacity of 10 milliontons opencast coal mine in 20 years has a potential to destroy around 800 ha of land 2) Air Mainly in the form of Fugitive Dust. Most mining operations generate dust such as Drilling, blasting, Vehicles movement on haul roads, Collection,

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Remote sensing classification method of vegetation

traction method for the coal mining area. Shengli Opencast Coal Mine is the Mengdong Coal Base, one of Chinese 14 large coal bases. The Xilin Gol Grassland is one of the important grassland areas in China, where the ecological environment is very fragile [10]. The exploitation and utilization of coal

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Assessment of ambient air quality in coal mine waste areas

Opencast mining activities result in serious air quality deterioration due to dust and gaseous pollutants in and around the mining areas (Ghose Majee 2001). Coal gangues (mine tailings) are industrial residues that are discharged when coal is excavated and washed and are an industrial solid waste having one of the largest discharges

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The soil chemical properties of reclaimed land in an arid

The proportion of opencast coal mining in the total output has increased to 30%, 1,2 therefore coal resources are an important material basis for national economic and social development. 3,4 However, land damage caused by opencast mining restricts the sustainable development of mining areas. 5,6 China''s large opencast coal

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A closer look at seven of the world''s biggest coal mines

Oct 07, 2019Production from the mine was started in October 2008, and is also a major opencast coal mine in China. Hei Dai Gou coal mine. Estimated to contain billion tonnes of recoverable coal reserves, the openpit Hei Dai Gou coal mine is located in the middle of Zhungeer coal field in the Inner Mongolia Autonomous Region of China.

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Life cycle assessment of opencast coal mine production: a

Jan 06, 2018In recent years, the proportion of opencast coal mine production has increased significantly in China. Opencast coal mining can lead to a large number of environmental problems, including air pollution, water pollution, and solid waste occupation.

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The Topsoil Quality Variation Under Different Reclamation

As the lack of topsoil resources, and the shortage of water resources, the ecological environment is extremely fragile in the pasture opencast coal mine area of China. Therefore, that the way to achieve the most efficient use of the limited topsoil resources in pasture area, plays a crucial role in land reclamation and ecological restoration.

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Comparison of Coal Mining Reclamation Issues in the United

Antaibao Opencast Coal Mine in Pingshuo, Shanxi Province, is the largest openpit coal mine in China, which was constructed in 1984 by the cooperation between China and America. It is deeply imprinted with China''s reform and opening, and is a milestone in the development history of China''s coal industry.

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China Coal Imports Market Report 2021: If the COVID

Feb 15, 2021The huge coal consumption in China encourages foreign coal producers to expand their production capacity. In addition, overseas coal mines are mostly opencast ones, which makes it

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Syferfontein coal mine

Apr 30, 2021The Syferfontein Colliery was established in 1989 to supply coal to the Synthetic Fuels (SSF) Plant in Secunda. Between 1991 and 2000, coal was mined from the Highveld Coalfield with the opencast strip mining method, and underground mining commenced in 1993. Though Syferfontein was originally an open pit strip mine, the original strip

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