Memorial Day will kick off what's being called "Mining Truth," an effort by critics to get Minnesotans to learn more about sulfide mining, so FOX 9 News invited advocates for and against the effort now that two mines are being proposed in Minnesota.
Frank Ongaro is the executive director of Mining Minnesota, and Paul Danicic is the executive director of Friends of the Boundary Waters Wilderness, and they shared their views on the plans.
Watch the video for more information.