David Orton may refer to:
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David E. Orton, American businessman
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David Orton (deep ecology)
David Keith Orton (January 6, 1934 – May 12, 2011) was a Canadian writer, thinker and environmental activist who played a leading role in developing "left biocentrism" within the philosophy of deep ecology. Orton and his collaborators added th ...
(1934–2011), Canadian writer and environmental activist
{{hndis, Orton, David