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| | "Dolphin-Safe" Tuna, 1997-1998 Legislative Chronology | 1997 - 1998 | Legislative Analysis |
| | "Green" Exports, 1993-1994 Legislative Chronology | 1993 - 1994 | Legislative Analysis |
| | African Elephant Conservation Act, 1997-1998 Legislative Chronology | 1997 - 1998 | Legislative Analysis |
| | Antarctica Protection, 1995-1996 Legislative Chronology | 1995 - 1996 | Legislative Analysis |
| | Bear Parts, 1999-2000 Legislative Chronology | 1999 - 2000 | Legislative Analysis |
| | Debt Forgiveness for Forest Preservation, 1997-1998 Legislative Chronology | 1997 - 1998 | Legislative Analysis |
| | Global Warming Treaty, 1991-1992 Legislative Chronology | 1992 | Legislative Analysis |
| | Global Warming, 1997-1998 Legislative Chronology | 1997 - 1998 | Legislative Analysis |
| | Great Ape Protection, 1999-2000 Legislative Chronology | 1999 - 2000 | Legislative Analysis |
| | Illegal Fishing, 1970 Legislative Chronology | 1970 | Legislative Analysis |
| | Radioactive Waste Dumping, 1993-1994 Legislative Chronology | 1993 - 1994 | Legislative Analysis |
| | U.N. Lands Designation, 1997-1998 Legislative Chronology | 1997 - 1998 | Legislative Analysis |
| | U.N. Lands Designation, 1999-2000 Legislative Chronology | 1999 - 2000 | Legislative Analysis |
| | UN Environmental Fund, 1972 Legislative Chronology | 1972 | Legislative Analysis |