A proposed hog "megafarm" in northern Wisconsin is raising concerns among some residents that millions of gallons of pig manure will eventually wash off the land and pollute Lake Superior.
A coalition of 59 groups from Minnesota, Wisconsin and Michigan has asked the Environmental Protection Agency to conduct a broad review of the cumulative effects of expanded mining in the Lake Superior basin.
A proposed crude oil shipping terminal on Lake Superior has been put on hold, meaning oil tankers won't be sailing from the Twin Ports to the East Coast for now.