U.S. EPA’s Toxics Release Inventory Program: http://www.epa.gov/tri/

U.S. EPA’s TRI Explorer:  http://www.epa.gov/triexplorer/

U.S. EPA’s National Environmental Performance Track: http://www.epa.gov/performancetrack/index.htm

Environmental Defense Scorecard:  www.scorecard.org

The Global Reporting Initiative:  http://www.globalreporting.org/

The American Chemistry Council:  http://www.americanchemistry.com/

American Iron and Steel Institute "environmental page":  http://www.steel.org/Content/NavigationMenu/SteelIndustry/Environment/Environment.htm

Environmental Integrity Project:  http://www.environmentalintegrity.org/

EPA’s National Center for Environmental Research, Workshop Proceedings: http://www.epa.gov/ncer/publications/#meetings

Clean Production Action: http://www.cleanproduction.org/Home.php

Business Roundtable, Environment, Technology, and the Economy:  http://businessroundtable.org/studies-and-reports/prospering-together//font>