A Canadian company wants to mine the Treasure State, but the sites it wants to develop are next to another treasure: Yellowstone National Park. That’s raised concerns for some, especially those that live and work on the Yellowstone River.

For the next week, the Custer Gallatin National Forest and the Montana Department of Environmental Quality are requesting public input on a proposal to explore the gold deposits in the mountains southeast of Emigrant and Chico Hot Springs in the Paradise Valley.