Research AreasEnvironmental and Energy EconomicsCorporate Toxics Information ProjectToxic Polluters Indexes

Top 100 Polluter Indexes

>> Greenhouse 100 Polluters Index
PERI's Greenhouse 100 index identifies the top companies responsible for greenhouse gas emissions. (January 2016, based on 2014 data.)

>> Toxic 100 Water Polluters Index
The Toxic 100 Water Polluters Index identifies the top companies and Federal agencies responsible for industrial water pollution, based on the health hazard from releases to water from all of their U.S. polluting facilities. (May 2013, based on 2009 data.)

>> Toxic 100 Air Polluters Index
The Toxic 100 Air Polluters index identifies the top U.S. air polluters among the world's largest corporations and ranks them based on the chronic human health risk from all their U.S. polluting facilities. This is the fifth edition of the index (August 2013, based on 2010 data); earlier indexes are available here.