| Author | Birth - Death |
|---|---|
| Joseph Banks | 1743 - 1820 |
| William Bartram | 1739 - 1823 |
| Henry Walter Bates | 1825 - 1892 |
| David R. Brower | 1912 - 2000 |
| Luther Burbank | 1849 - 1926 |
| David Douglas | 1799 - 1834 |
| Jack Hannah | 1947 - |
| Garrett Hardin | 1915 - 2003 |
| Paul Harrison | - |
| Paul Hawken | - |
| Joseph Wood Krutch | 1893 - 1970 |
| Richard Leakey | 1944 - |
| Aldo Leopold | 1887 - 1948 |
| Roberto Burle Marx | 1909 - 1994 |
| Donella Meadows | 1941 - 2001 |
| John Muir | 1838 - 1914 |
| Roger Tory Peterson | 1908 - 1996 |
| Carl Pope | - |
| John Ray | 1627 - 1705 |
| Will Steger | 1943 - |
