This 2013 report published by Blacksmith Institute and Green Cross Switzerland presents a new list of the top ten polluted places in the world and also provides updates on the sites published in the previous editions.

The 2012 World’s Worst Pollution Problems report sets out to quantify the human health impacts from major sources of hazardous pollution in low to middle-income countries. In particular the focus is on sites in the developing world where toxic pollution has occurred because of industrial activity.

This report by Blacksmith Institute reveals that worst pollution problems stem not from MNCs, but from poorly regulated small-scale operations and it also calculates for the first time, the health impacts of toxic sites.

This report sets out a range of pollution problems and for each gives a brief summary of the problem

This new report released by Blacksmith Institute and Green Cross Switzerland highlights the top six toxic threats to global health.It ranks pollutants according to the number of people estimated to be at risk from each toxin and describes their physical nature, industries that typically cause their release, common human exposure pathways, and known health effects.