Line 5 tunnel in Michigan clears major permitting hurdle, in blow to opposition

Grist
By Vivian LaJul 17, 2026, 4:30 am116 ptsTrending
Michigan regulatory officials on Wednesday issued several key permits for the construction of a tunnel to replace an aging section of the Line 5 pipeline in the Straits of Mackinac, the waterways that straddle the state’s Upper and Lower peninsulas. Officials said that the necessity of the project in…

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