The National Film Board of Canada presents ; written and directed by Joe Balass ; producer, Germaine Ying Gee Wong ; a National Film Board of Canada production
Edward Burtynsky ; Mercury Films, Foundry Films present ; in co-production with the National Film Board of Canada, and in association with TVOntario ; director, Jennifer Baichwal ; produced by Nick de Pencier, Daniel Iron, Jennifer Baichwal