Rivers in northern Ohio have long been conduits of industry, linking onshore factories to Great Lakes shipping and beyond. This industrial legacy spurred economic growth, but it also left the region’s waterways poisoned by unregulated pollution. And one of the hardest hit rivers was the Ashtabula, in Ohio’s far northeast corner. In this installment of our series Watershed, WKSU’s Jeff St. Clair reports the cleanup of the Ashtabula took decades of dedication by citizens and became a model for