"Although they rarely come into contact with humans, eight gray wolves on an island in Lake Superior are causing a big headache for the National Park Service."

"After being caught on video allowing oily water to flow into a creek while it was testing its 6B pipeline, Enbridge seen agreeing to deal with officials."

"In an online photo gallery of neighborhood picnics and sunrises over Lake Michigan, an image of black dust blotting out the sky galvanized residents of Chicago's Southeast Side to demand action against companies storing enormous mounds of petroleum coke along the Calumet River."

"Scio Township resident Roger Rayle is beginning his 21st year as a citizen volunteer watching over the issue of the expanding Pall-Gelman 1,4-dioxane plume."

"Winona will be the first U.S. city to monitor pollution from trucks hauling frac sand en route to fracking operations."

"CENTRAL LAKE, Mich. -- This year's Michigan apple crop is expected to be 10 times as plentiful as last year's puny output."

"Fumes could enter Minneapolis homes from the soil, once contaminated with a solvent from an old General Mills lab."

If you are a fly-fisher, you may go to Michigan's Au Sable River to get away from it all. But you can't get away from the pollution funded by secret money in American politics. NPR turns over some rocks.

"Faced with complaints about black clouds of dust swirling into two Chicago neighborhoods, state environmental regulators are cracking down on one of the companies piling up huge mounds of refinery waste on the Southeast Side."

"Scientists have confirmed for the first time that at least one variety of Asian carp is living and breeding in the Great Lakes watershed, where it threatens stocks of native fish."