| Fewer Criminal Prosecution of Environmental Crimes Under Trump Report in TRAC Reports | October 29, 2019 |
| Federal Prosecution of Environmental Crimes Continues to Drop Report in TRAC Reports | October 25, 2018 |
| Jump in Federal Civil Environmental Litigation Report in TRAC Reports | February 21, 2018 |
| Federal Criminal Environmental Prosecutions Continue to Fall Report in TRAC Reports | February 1, 2018 |
| Federal Environmental Prosecutions Fall to Record Low Report in TRAC Reports | May 22, 2017 |
| Environment Prosecutions Decline Under Obama Report in TRAC Reports | September 17, 2014 |
| Water Pollution Convictions Down Under Obama Report in TRAC Reports | October 13, 2010 |
| Wide Variation in Enforcing National Wildlife Laws: The Bush Years Report in TRAC Reports | October 24, 2004 |
| National Wildlife Enforcement Trends: Details by Statute Report in TRAC Reports | October 18, 2004 |
| Federal Pollution Enforcement Declines: Details by Statute Report in TRAC Reports | September 23, 2004 |
| Regional Differences in Pollution Prosecutions in the Bush Years Report in TRAC Reports | September 16, 2004 |
| Environmental Enforcement Declines Report in TRAC Reports | September 7, 2004 |
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