acid mine drainage


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acid mine drainage

[′as·əd ′mīn ‚drā·nij]
(mining engineering)
Drainage from bituminous coal mines containing a large concentration of acidic sulfates, especially ferrous sulfate.
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When owners do not respond to environmental problems, the EPA is most often the agency that has acted to stop acid mine drainage and attempt to contain hazardous wastewater from mining operations.
GTac president Bill Williams has talked about mitigating the possibility of acid mine drainage through a tailings treatment called dry stacking.
Orange water discharge from new and old mine works is referred to as acid mine drainage.
If researchers could promote oxidation at a faster rate than what happens naturally, Mykytczuk believes the process of removing reactive minerals from waste could be accelerated, and metals could be recovered from leachate before it enters the environment through acid mine drainage.
Controlling acid mine drainage using an organic cover: The case study of East Sullivan Mine, Abitibi, Quebec.
Acid mine drainage also facilitates the release of heavy metals that are poisonous to wildlife and people.
Especially mining waste with sulphides has caused large-scale and/or long-term pollution of the environment, because it is able to generate acid mine drainage (AMD).
Growing Greener initiatives will help maintain and protect the environment and open space, preserve farmland, protect watersheds, reclaim abandoned mines, remediate acid mine drainage and invest in other environmental initiatives.
Project: Acid Mine Drainage Remediation Britannia Water Treatment Plant
The trust will work closely with the Environment Agency in setting up a pilot plant for the treatment of acid mine drainage.