STEPS International presents ; director, Weijun Chen ; producer, Don Edkins ; produced by STEPS International in co-production with ARTE France ... [and others]
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