Sarnia's "Chemical Valley" and the surrounding area are home to 62 facilities and refineries. A 2007 Ecojustice Canada report showed those industrial facilities located within 25 km of Sarnia, Ontario, Canada emitted more than 131,000 tonnes of air pollution in 2005.[1]
- ^ Elaine MacDonald; Sarah Rang (October 2007). "Exposing Canada's Chemical Valley-An Investigation of Cumulative Air Pollution Emissions in the Sarnia, Ontario Area". Ecojustice Canada. Archived from the original on 14 July 2012. Retrieved 28 March 2012.