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Air pollution

United States v. Northshore Mining Co.

The Eighth Circuit affirmed a lower court decision holding moot certain parts of a 1975 injunction regulating air emissions from a mining company's taconite pellet operation in Silver Bay, Minnesota. The lower court held that since...

Northshore Mining Co. v. Minnesota Pollution Control Agency

A Minnesota appellate court upheld a state environmental agency decision denying a mining company's request to eliminate the "control-city" standard from its air quality permit. The standard required the company to keep the asbestos...