Managing mining's environmental waste - Mining Technology
2023年4月13日 · Mining waste is produced by the extraction and processing of mineral resources, and through carbon mineralisation, mine waste traps excess carbon dioxide. The reprocessing of mine tailings offsets greenhouse gas emissions, while technologies like automation minimise operational inefficiencies, maximising production and lowering emissions.
Mining waste: curb risks to people and the environment - Nature
2023年3月21日 · A worldwide increase in the extraction of mineral resources has led to a surge in solid waste from mining. Large ‘tailing’ ponds are constructed to accommodate this waste. But these can fail...
Mining waste - European Commission - Environment
2020年2月21日 · Mining waste is one of the largest waste streams in the EU. It can contain large quantities of dangerous substances. Mining waste comes from extracting and processing mineral resources. It includes materials such as topsoil overburden (which are removed to gain access to mineral resources), and waste rock and tailings (after the extraction of ...
The Challenges of Reusing Mining and Mineral-Processing Wastes
2012年8月10日 · If properly evaluated, mining waste can be reused to reextract minerals, provide additional fuel for power plants, supply construction materials, and repair surface and subsurface land structures altered by mining activities themselves.
Biodiversity conservation threatened by global mining wastes
2023年11月27日 · Mining wastes, both in the form of waste rock (blasted rock not subjected to mineral processing) and mine tailings (the residue remaining after mineral processing), are the largest solid...
Tackling mine wastes | Science - AAAS
2016年4月15日 · Mine wastes are unwanted and uneconomic materials (including rock, sediment, tailings, metallurgical wastes, dusts, ash, and processing chemicals) that are found at or near mine sites in virtually every country in the world (2).
Mine Waste: A Brief Overview of Origins, Quantities, and Methods …
2011年1月1日 · Mine waste may arise in a number of forms: as stripped soil and coarse, broken, partly weathered rock overburden in open cast or strip-mining operations; as unweathered development waste rock in underground mining; and as fine-grained tailings, the residuum of the process of comminution and mineral-extraction from ores.
Metal Mining Waste Management Trend | US EPA - U.S.
2024年3月20日 · During 2022, 97% of the metal mining sector’s waste was disposed of or otherwise released, primarily to land on site at the mine. The following graph shows the 10-year trend in quantities of TRI chemicals released by the metal mining industry, primarily through on-site land disposal.
Mining Waste and Its Sustainable Management: Advances in ... - MDPI
2018年7月2日 · The potential environmental threat of waste generated by mining, along with an increasing societal awareness of the need to adequately treat mining waste, have led to the increased importance of this line of research.
Impacts for half of the world’s mining areas are undocumented
2024年1月3日 · Mining is a crucial industry — from iron and copper to gravel and sand, we depend on it for the basic building blocks of the modern world. It is a fast changing sector, as the clean energy...