Iron ore mining is a classic boom and bust industry. When times are good, they can be really good. Of course, the opposite is true when the economy slows.
Projects are under way to reduce sedimentation in the Poplar River on Minnesota's North Shore. But they're not doing an adequate job, according to an environmental group.
There may be hope for a shuttered lumber mill in Grand Rapids. The Ainsworth wood plant has been closed since 2009. Now, a Michigan-based company has signed a purchase agreement for the 120-acre site. Company officials have been tight-lipped about their intentions, but some industry experts predict it could become part of an emerging bioenergy industry.
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