As energy use changes in the Great Lakes, so too does the Port of Duluth-Superior
The Port of Duluth-Superior is one of the largest ports in the United States, an economic engine long known for shipping iron ore mined in northeast Minnesota to steel mills throughout the Midwest. Yet its second largest commodity is less well known, and sourced nowhere near Minnesota and Wisconsin: coal. 

For decades since the 1970s, the port has been a juggernaut of the fuel, shipping it primarily around the Great Lakes region. Roughly 20 million tons of coal moved through the twin ports at its peak, in 2008, a year in which only 16 million tons of iron ore did...

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- - Volume: 8 - WEEK: 19 Date: 5/4/2020 9:26:18 AM -