Cleveland-Cliffs, the largest player in mining on Minnesota’s Iron Range, is exploring whether the company should shift the ...

Firefighters continue making progress on the containment line and mopping up around fire. Precipitation overnight helped ...

Taconite plants on Minnesota’s Iron Range will now get two extra years to comply with a rule that would have forced them to cut how much mercury they release into the air. A proclamation signed by ...

Minnesota mines account for nearly half of the state’s mercury emissions. Most are owned and operated by U.S. Steel and Cleveland Cliffs, above. Credit: MinnPost file photo by Walker Orenstein ...

TACONITE HARBOR — Minnesota Power plans to spend $1.5 million to plant 3 million trees over the next decade. The white pine, red pine, jack pine and spruce tree seedlings will be planted on 3,000 ...

DULUTH — President Donald Trump is giving Minnesota’s taconite iron ore mines two more years to comply with a U.S. Environmental Protection Agency mandate to reduce their mercury emissions — a rule ...

DULUTH, Minn., May 17 /PRNewswire/ — Minnesota Power, a business of ALLETE, Inc., and Cleveland-Cliffs announced today that they have submitted a bid to acquire all of the assets of LTV Steel Mining ...

Minnesota Power, a unit of Allete (NYSE: ALE), said it planned to cease operations at a coal-fired power plant by the end of 2020. The company said it would idle units 1 and 2 at the Taconite Harbor ...