Wayne State Prof Goes Public Over Pet Coke ConcernMountains of petroleum coke -- a byproduct of oil refining from tar sands in Alberta, Canada -- have drawn public concern from politicians, environmental experts, community activists, business owners and residents in the southwest Detroit neighborhood where the black mounds have been deposited along the riverfront since late fall.

More From CBS Detroit

Best 4th Of July Concerts In Metro DetroitStaying home this weekend? Celebrate the 4th of July by rocking out at one of these shows.
Hump Day Drinks: 8 Cheery Cocktail RecipesNow that you've made it through half the work week, it's time to celebrate!

Watch & Listen