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 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.