The environmental impacts of river sand mining - ScienceDirect
2022年9月10日 River sand mining is the extraction of sand (and gravel) from the drainage network of a river. By its nature, this practice effects the environment. The
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A global rise in alluvial mining increases sediment load in tropical ...
2023年8月23日 Mining in rivers has been a common method for the extraction of gold, diamonds and other precious minerals for centuries 7, 8. We define such river mineral
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Extent of illegal sand mining in the Mekong Delta - Nature
2024年1月10日 Sand mining intensified in the Vietnamese Mekong Delta between 2013 and 2018–2020 with an increase in the allowable rate of sand extraction leading to
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River Sand Mining and Mining Methods SpringerLink
2014年1月1日 Extraction of sand and gravel from the active channel of a river is called instream sand mining. Instream (in-channel) sand usually requires less processing
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Artisanal and small-scale gold mining, meandering
2020年5月1日 Along the Kahayan River, the mining activity takes place mainly into meander bed, where workers extract directly alluvial gold through seasonal and easily
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Impacts of riverine sand mining on freshwater
2020年2月5日 Sand mining (used here as a generic term that includes mining of any riverine aggregates regardless of particle size) is a global activity that is receiving
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Gold mining critically impairs water quality in rivers
2019年11月11日 Gold mining critically impairs water quality in rivers across Peruvian biodiversity hotspot. by Dartmouth College. Satellite images used in the study show deforestation and elevated suspended...
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Impact assessment of river sand resource shortage under different ...
2023年5月22日 To face the river sand resource shortage in China and to propose possible coping strategies, the data of river sand for construction in China and other related data
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Rivers of Gold: South Asia’s Sand Mining Crisis
May 10, 2021. 4 min read. Rivers of Gold: South Asia’s Sand Mining Crisis. Source: Unsplash. Samuel Garrett. Sand mining is the world’s largest extractive industry,
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