Researchers at the Political Economy Research Institute at the University of Massachusetts put out the Toxic 100, a list of the top corporate air polluters. The corporation that took the honours of the biggest polluter was DuPont. The researchers looked at the quantity of pollution released and the toxicity of the chemicals. 

The other top polluters included Nissan Motor, Archel Daniels Midland, Eastman Kodak and General Electric. This year the list included foreign companies that have facilities in the U.S. 

Read the full story at Environmental Leader  

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