American Environmentalist
| Name | Date of Birth | Date of Death |
|---|
| Aldo Leopold |
January 11, 1887 |
April 21, 1948 |
| Carl Pope |
|
|
| David R. Brower |
July 1, 1912 |
November 5, 2000 |
| Donella Meadows |
March 14, 1941 |
February 20, 2001 |
| Garrett Hardin |
April 21, 1915 |
September 14, 2003 |
| John Muir |
April 21, 1838 |
December 24, 1914 |
| Joseph Wood Krutch |
November 25, 1893 |
May 22, 1970 |
| Luther Burbank |
March 7, 1849 |
April 11, 1926 |
| Roger Tory Peterson |
August 28, 1908 |
July 28, 1996 |
| Will Steger |
1943 |
|
| William Bartram |
April 20, 1739 |
July 22, 1823 |