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Large scale mining of metal and coal in the region has led to both acid rock drainage, acid water flowing out from abandoned mines, and the deposition of tailings, elements or compounds uncovered during mining, altering the receiving environment to its detriment, but are harmless if collected and disposed of in time.
A.acid water flowing out from abandoned mines, and the deposition of tailings, elements or compounds uncovered during mining, altering B.which is the outflow of acidic water from abandoned mines, as well as the deposition of tailings, elements or compounds uncovered during mining, altering C.the outflow of acidic water from abandoned mines, the deposition of tailings, elements or compounds uncovered during mining, which may alter D.acid water flowing out from abandoned mines, the deposition of tailings, elements or compounds uncovered during mining, which may alter E.which is the outflow of acidic water from abandoned mines, and the deposition of tailings, elements or compounds uncovered during mining, which may alter
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Large scale mining of metal and coal in the region has led to both acid rock drainage, acid water flowing out from abandoned mines, and the deposition of tailings, elements or compounds uncovered during mining, altering the receiving environment to its detriment, but are harmless if collected and disposed of in time.
A.acid water flowing out from abandoned mines, and the deposition of tailings, elements or compounds uncovered during mining, altering B.which is the outflow of acidic water from abandoned mines, as well as the deposition of tailings, elements or compounds uncovered during mining, altering C.the outflow of acidic water from abandoned mines, the deposition of tailings, elements or compounds uncovered during mining, which may alter D.acid water flowing out from abandoned mines, the deposition of tailings, elements or compounds uncovered during mining, which may alter E.which is the outflow of acidic water from abandoned mines, and the deposition of tailings, elements or compounds uncovered during mining, which may alter
Still interested in this question? Check out the "Best Topics" block above for a better discussion on this exact question, as well as several more related questions.