By Suvania Naidoo
This SpringerBrief makes a speciality of Acid Mine Drainage (AMD) within the 3 basins within the Witwatersrand, South Africa. It presents a history to AMD and its impactsfrom a social technology perspective.The South African govt and non-governmental agencies’ reaction to AMD is classified, besides the socio-economic and developmental results of AMD. This quantity, that's in line with the author’s Master’s dissertation at UNISA, includes interviews with a variety of specialists within the box from govt departments, environmental agencies (activists), the personal zone (mining), tourism area and the rural zone. The publication discusses latest coverage records on AMD and gives suggestions in line with the numerous socio-economic affects that have now not been absolutely addressed. A literature overview at the worldwide context of AMD is provided.
South Africa’s water structures are already seriously harmed by way of weather switch, diverse sorts of toxins, and poorly controlled sanitation platforms. For those purposes, the rustic is changing into more and more water-stressed and for that reason, water will proceed to turn into a lot scarcer sooner or later. due to AMD’s endured effect on South Africa’s water structures, as a technical or clinical subject in addition to the coverage implications for the mining zone, water safety and socio-economic sustainability has turn into a hugely contested issue.
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Additional info for Acid Mine Drainage in South Africa: Development Actors, Policy Impacts, and Broader Implications
In recent times some mining companies were ordered in court judgments to compensate their former mineworkers for health problems developed in their mines. The environmental impact of mining takes years to become apparent and for its effects to show. By the time that the environmental and socio-economic consequences become noticeable, the mine has already closed or has become insolvent and therefore can no longer be compelled to contribute to remediation, either ﬁnancially or through other actions (Adler et al.
Cape Town: Nelida Publishing. pdf. Accessed March 25, 2013. , & de Coning, C. ). (2006). ). Pretoria: Van Schaik. Cobbing, J. E. (2008). Institutional linkages and acid mine drainage: The case of the Western basin in South Africa. Water Resources Development, 24(3), 451–462. , Hobbs, P. , Burgess, J. , & Keet, M. ). (2010). Mine water management in the Witwatersrand Gold Fields with special emphasis on acid mine drainage. Report to the Inter-Ministerial Committee on Acid Mine Drainage. Pretoria: Department of Water Affairs and Forestry.
When mine operations stop, dewatering pumps may be turned off and water levels start to return to their natural level, this process is known as “rebound”. The water comes into contact with rock that contains sulphide minerals that have been exposed through mining activities and the pH of the water may drop considerably due to the resulting chemical reactions. This acidic water could dissolve into other minerals in the rock, which can lead to high concentrations of pollutants such as lead, zinc, aluminium or cadmium in the water and high salinity generally.
Acid Mine Drainage in South Africa: Development Actors, Policy Impacts, and Broader Implications by Suvania Naidoo