Results 141 to 150 of about 1,771 (180)
Classifying land use within 80,000 mining sites on a global scale. [PDF]
Sci DataCheng YT, Hoang NT, Maupu L, Kanemoto K.
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Characterization and treatment of artisanal gold mine tailings
Journal of Hazardous Materials, 2008The solid waste generated by artisanal gold mining, with high mercury and gold contents, can be found in several areas in the South America. The present study focused on the tailings of an artisanal gold mine area located in the Brazilian northeastern. Samples of the mine tailings were taken and used to perform a physical and chemical characterization ...
L R P, de Andrade Lima +2 more
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Processing centres in artisanal gold mining
Journal of Cleaner Production, 2014Abstract The aim of this paper is to reflect on efforts made worldwide to construct processing centres where artisanal miners can visit to have gold extracted from ore “free” or for a nominal fee. These centres use inefficient grinding and amalgamation processes to extract less than 30% of the gold to give back to the miners.
Marcello M. Veiga +3 more
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Artisanal mining in Africa. Green for Gold?
The Economic JournalAbstract The livelihoods of 130 to 270 million people depend on artisanal mining. Artisanal mining is a labour-intensive, often illegal, extractive activity. We combine geological knowledge and a source of exogenous temporal variation to construct the first proxy for artisanal gold mining in Africa—the main form of artisanal mining.
Girard, Victoire +2 more
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Clean artisanal gold mining: a utopian approach?
Journal of Cleaner Production, 2003Artisanal and small-scale mining (ASM) provides an important source of livelihood for rural communities throughout the world. These activities are frequently accompanied by extensive environmental degradation and deplorable socio-economic conditions, both during operations and well after mining activities have ceased.
Jennifer J Hinton +2 more
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Structural Adjustment and Subsistence Industry: Artisanal Gold Mining in Ghana
Development and Change, 2005Since the implementation of Ghana's national Structural Adjustment Programme (SAP), policies associated with the programme have been criticized for perpetuating poverty within the country's subsistence economy. This article brings new evidence to bear on the contention that the SAP has both fuelled the uncontrolled growth of informal, poverty-driven ...
Hilson, Gavin, Potter, Clive
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A systematic review on the management and treatment of mercury in artisanal gold mining
Science of The Total Environment, 2018Artisanal gold mining (AGM) continues to be a pervasive global health issue. While there are various problems associated with AGM, mercury exposure is the primary hazard contributing to adverse health effects in exposed human populations. Over the last several decades, many interventions have been developed and implemented to curb mercury emissions and
Tara Rava, Zolnikov +1 more
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Artisanal gold‐mining in a rural environment: Land degradation in Kenya
Land Degradation & Development, 2018AbstractArtisanal gold‐mining (AGM) is one of the most important activities in the districts of Migori and Transmara (Kenya). Gold‐mining, however, is known to release vast quantities of arsenic and metals (some of which are very toxic like As, Hg, Cd, or Pb), which poses a serious threat to not only miners but also to the ecosystem and local ...
Benjamin Okang' Odumo +5 more
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Mining what is not mine: Artisanal gold mining in Gwanda, Zimbabwe
The Extractive Industries and Society, 2023Edmore Mwandiringana, Jingzhong Ye
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