It's been 40 years this month since Cleveland's Cuyahoga River caught fire and sparked a clean-water movement that swept the nation. The Plain Dealer, of Cleveland, says the two-hour flareup of oil-soaked debris barely made the newspaper in June, 1969, but is credited as a catalyst for passage of the Clean Water Act in 1972 and the creation of agencies like the EPA. The late mayor Carl Stokes and his brother, then-Rep. Louis Stokes, joined...