Administrative Law Judge James E. LaFave wrote that PolyMet's plan to block tailings seepage with bentonite clay would not ...

A state administrative law judge says the mine’s planned method of storing reactive mine waste is not “practical and workable ...

MINNEAPOLIS —The proposed NewRange Copper Nickel mine in northeastern Minnesota suffered a fresh setback this week when an administrative law judge recommended that state regulators should not ...

MINNEAPOLIS -- The proposed NewRange Copper Nickel mine in northeastern Minnesota suffered a fresh setback this week when an ...