Leftover rock from mining is dumped in nearby valleys, where it can later accumulate in waterways. This can cause flooding and smothers plant life. Chemicals that are released during mining can accumulate in waterways, causing acidification.
Leftover rock from mining is dumped in nearby valleys, where it can later accumulate in waterways. This can cause flooding and smothers plant life. Chemicals that are released during mining can accumulate in waterways, causing acidification.