The governments of Canada and the province of Nova Scotia agreed in January 2007 to clean up the infamous Sydney Tar Ponds contaminated site using S/S technology. Cement was mixed into the contaminated waste to solidify and stabilize it. When the S/S process was complete, the solidified areas were covered with an engineered cap consisting of a clay, followed by layers of gravel and soil. Finally, the surface was planted with grass and other vegetation.Tar ponds solidification/stabilization. (n.d.).
