Aldo Leopold
![Leopold in 1946](https://upload.wikimedia.org/wikipedia/commons/9/93/Aldo_Leopold%2C_1946_%28cropped%29.jpg)
Leopold was influential in the development of modern environmental ethics and in the movement for wilderness conservation. His ethics of nature and wildlife preservation had a profound impact on the environmental movement, with his ecocentric or holistic ethics regarding land. He emphasized biodiversity and ecology and was a founder of the science of wildlife management. Provided by Wikipedia
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Published: c1991.