Chernobyl,UKRAINE
Type of pollutants:Uranium,Plutonium,Radioactive Iodine,Cesium-137,Strontium,and other metals
La Oroya,PERU
Type of pollutants:Lead,copper,zinc,and sulfur dioxide.
Dzerzinsk,RUSSIA
Type of pollutants:Chemicals and toxic byproducts from Cold War-era chemical weapons manufacturing,including Sarin,VX gas,lewisite - the poisonous effect of which is owed to its arsenic trioxide content,yperite (mustard gas),prussic acid,phosgene,dioxins and other persistent organic chemicals.Lead,from an additives manufacturer,now closed.