abandoned mine drainage
... that abandoned mine drainage impacts thousands of miles of streams in the eastern United States?
... that <b id="mwAwk"><a href="./Abandoned_mine_drainage" id="mwAwo" rel="mw:WikiLink" title="Abandoned mine drainage">abandoned mine drainage</a></b> <i id="mwAws">(effects pictured)</i> impacts thousands of miles of streams in the eastern United States?