How Lake Michigan May Go Down the Tubes
What do mercury, cyanide, lead, ammonia, and benzo(a)pyrene have in common? These make up the 1.7 million pounds of pollutants that were dumped by U.S. Steel into Lake Michigan (via the Grand Calumet River) in 2005. A water discharge permit was recently proposed that may reduce or eliminate limits on heavy metals and toxic chemicals discharged by U.S. Steel into the Grand Calumet River, which flows into Lake Michigan.
The
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