نتایج جستجو برای: mine reclamation
تعداد نتایج: 27181 فیلتر نتایج به سال:
Subsidence basins filled with water are being formed above exploitation fields also in woodland areas leading to changes in water relations simultaneously affecting creation of environmental islands characterized by higher biodiversity in comparison with adjacent areas. Unfortunately, these types of water reservoirs from the legal point of view are considered mining damage and should thus be re...
Reclamation suitability evaluation is the basis for determining reuse direction of damaged land. Limit condition method most widely used in land reclamation at present. In this paper, limit to evaluate Pingdingshan Tianan ten coal mine. The index area determined as six main factors: field slope/land flatness, ponding, depth collapse, soil texture, thickness layer, irrigation and drainage condit...
Asbestos is a commercial term that represents several different silicate minerals which separate into long thin fibers. Asbestos has been used in numerous commercial applications due to its outstanding incombustible and insulating characteristics but causes fatal diseases such as lung cancer, asbestosis and malignant mesothelioma so strict regulations and controls for asbestos bearing rocks and...
Surface coal mining has become the ideal method for extracting coal from the Appalachia Mountains. However, surface coal mining generates large amounts of waste which may decrease the water quality in central Appalachia. This research is an attempt to determine whether surface coal mining negatively impacts water quality. This research consists of a literature review in addition to an analysis ...
The 'Agios Philippos' lead-zinc mine in the Kirki region (NE Greece) is now closed, but its legacy of heavy metal contamination remains at the site. At present, management of the contaminated land is of major concern. The area is in a reclamation process and requires immediate remediation action, whereas human risks need to be carefully evaluated. In order to assess these risks, samples from ar...
Mining for resources extraction may lead to several geological and associated environmental changes due to ground movements, collision with mining cavities and deformation of aquifers. Geological changes may continue in a reclaimed mine area, and the deformed aquifers may entail a breakdown of substrates and an increase in ground water tables, which may cause surface area inundation. Consequent...
Transformation of natural land cover (LC) into modified LC has become inevitable due to growing human needs. Nevertheless, landscape transformational patterns during reclamation of mine damaged lands remain vague. Our hypothesis was that post-mining landscapes with different ages since dumping become more diverse in LC transformation over time. The aim was to study the impact of landscape recla...
Mining for resources extraction may lead to geological and associated environmental changes due to ground movements, collision with mining cavities, and deformation of aquifers. Geological changes may continue in a reclaimed mine area, and the deformed aquifers may entail a breakdown of substrates and an increase in ground water tables, which may cause surface area inundation. Consequently, a r...
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