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Acid Mine Drainage
- Article from:
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Water:Science and Issues
- Author:
- Morgenstern, Karl A.
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Copyright informationCOPYRIGHT 2003 The Gale Group Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Acid Mine Drainage
A high school freshman sits in a grass meadow where two mountain ridges slope down and join. As the young observer gazes across the landscape, he sees a scar on the neighboring ridge. At first it looks like a rockslide or
scree
slope, but on closer examination he sees a hole in the mountainside. It is an abandoned mine with a waste rock pile at its entrance. An orange-red liquid slowly trickles down from the mine into the forest until it reaches the headwaters of a crystal clear mountain creek teeming with small fish and insects. The volume of clear, cold water flowing overwhelms the orange-red liquid and it disappears.
Returning 8 years later as a college ...