this post was submitted on 11 Jul 2023
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Reclamation - restoring disturbed lands

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A place to discuss and learn about the restoration of disturbed lands to desirable end land uses

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The Role of End Pit Lakes in Reclamation (wires.onlinelibrary.wiley.com)
submitted 1 year ago by Track_Shovel to c/reclamation
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This is a really good article on why end pit lakes are used, and the challenges associated with them.

In general, EPLs are useful to safely store waste rock or other media that are metal leaching/acid(ML/ARD) generating. They do this through preventing oxidization and geochemical weathering. You can see how bad this issue can be

https://acrobat.adobe.com/link/review?uri=urn:aaid:scds:US:41b4f446-511f-33dd-9ae9-47ddeb47ccb2

In this case, pH was measured as -3.6 in some of their mine contact water. yuck.

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