Federal regulators say Minn. taconite plants must cut emissions

The U.S. Environmental Protection Agency is imposing new air pollution regulations for the taconite industry in northern Minnesota that go beyond state regulations. The Duluth News Tribune reports the new federal rules require plants to install technology to reduce smokestack emissions that cause haze and lung ailments.
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The U.S. Environmental Protection Agency is imposing new air pollution regulations for the taconite industry in northern Minnesota that go beyond state regulations. The Duluth News Tribune reports the new federal rules require plants to install technology to reduce smokestack emissions that cause haze and lung ailments.

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