Neurotoxicological Risks Related to Mining Wastewater
By Gamal E. Omer Elhag-Idris, MCIC, C.Chem, and Nedam Abed, Ph.D., P.Eng .
The presence of certain dissolved metals in mining wastewater has certain health and safety implications, especially if released uncontrolled to the surroundings. It is necessary to evaluate the risks associated with mining waste streams on both marine, and land environments. The current Canadian regulations address the maximum allowable limits of certain species in mining waste streams. The excessive exposure to certain anthropogenic metals has been linked to some nerve system dysfunctions. Hence it is necessary to ensure that current or future regulations would include sufficient measures to limit such exposure, and thereby ascertain that such waste streams do not pose short- or long-term adverse effects.
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