- male, 73 years old
- David Takayoshi Suzuki, CC, OBC, Ph.D (born March 24 1936), is a Canadian science broadcaster and environmental activist. Since the mid 1970s,...
- male, 75 years old (Washington, District of Columbia, United States)
- Ralph Nader (born February 27, 1934) is an American attorney and political activist, who has promoted a wide range of issues, including consumer...
- female, deceased (1964)
- Rachel Louise Carson (May 27, 1907 - April 14, 1964) was an American marine biologist and nature writer whose landmark book, "Silent Spring", is...
- male, 63 years old (San Francisco Bay Area, California, United States)
- Paul Hawken (b. 4 February 1946) is an environmentalist, entrepreneur, journalist, and best-selling author. At age 20, he dedicated his life to...
- male
- Amory Bloch Lovins is a "consultant experimental physicist" with an MA in physics from Oxford. He is Chairman and Chief Scientist of the Rocky...
- male
- Bill McKibben is a writer and activist on global warming, alternative energy, and the need to reshape our economy and our communities. His first...
- male
- Dennis John Kucinich (born October 8, 1946) is an American politician of the Democratic party and a candidate for President of the United States in...
- male, deceased (1914)
- John Muir was one of the first modern preservationists. His letters, essays, and books telling of his adventures in nature, and wildlife,...
- male, 46 years old
- George Monbiot (born January 27, 1963) is a journalist, author, academic and environmental and political activist in the United Kingdom who writes...
- male, deceased (1919)
- Theodore Roosevelt, Jr., also known as T.R. and to the public (but never to friends and intimates) as Teddy, was the twenty-sixth President of the...
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