The Blacksmith Institute compiled the above list, which extends to 20 more sites in its “Dirty 30,” by comparing the toxicity of the contamination, the likelihood of it getting into humans and the number of people affected. Places were bumped up in rank if children were impacted. No U.S. or European sites made the list thanks to a mop-up of lingering human health hazards over the past several decades, but that trend does not absolve the developed world of all responsibility. “The nickel we use in our cars or elsewhere is likely to have come from Norilsk,” Fuller notes. “And some of the lead in our car batteries will have come from one of these places.”
This article was originally published with the title World's Top 10 Most Polluted Places.