tailings Articles
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Cut-Off Wall - Abandoned Mine Tailings Pond - Case Study
Problem At an abandoned mine in the Yukon Territory, mining for both Gold and Zinc took place until the mid 1950's, with the processing of the ore taking place on the banks of an adjacent lake. Processing methods resulted in the creation of a large mine tailings pond that had high concentrations of iron, arsenic, zinc and lead. Spring runoff and summer rainfall then infiltrated through the pond ...
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Optimising the rehabilitation of polluted mine tailings and water by an organic medium passive acid mine drainage treatment in South Africa
Up to the present polluted Acid Mine Drainage (AMD) also known as Acid Rock Drainage (ARD) from South Africa's gold mines was treated by the precipitation of heavy metals with lime and expensive caustic soda where the residues accumulate in the treated water. This water then is dispersed into wetlands for natural remediation. The environmental damage to soil is irreversible and can sterilise soil ...
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Tests show surfactant-based technology effective in removing PFAS from soil and groundwater
In recent years, several major corporations, including M, DuPont, and Chemours (a DuPont spinoff ), have reached major settlements with municipal governments and other plaintiffs, agreeing to spend billions of dollars to remove PFAS from their pro- duction processes, products and the environment. A substantial amount of these settlement funds will go towards helping water treatment facilities to ...
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