Coal tar sludge from a storage tank on the former coke ovens site in Cape Breton has been destroyed. Clean Harbors Canada, the Corunna, Ont., company hired to remove the contents from the tank, ...

An official at Tonawanda Coke Corp. was charged in federal court Wednesday with three counts of violating environmental laws. Mark L. Kamholz, manager of environmental control at the company, has been ...