DURHAM, N.C. -- Water pollution from surface coal mining has degraded more than 22 percent of streams and rivers in southern West Virginia to the point they may now qualify as impaired under state criteria, according to a new study by scientists at Duke and Baylor.
http://www.eurekalert.org/pub_releases/2012-07/du-1i5073012.php
The past is a foreign country: they do things differently there.