In the 1960s, he was imprisoned along with Bertrand Russell for anti-nuclear protests, and also was placed in Albany, Georgia mail for Civil Rights activities.
He has been associated with such long-standing figures of the green movement such as Teddy Goldsmith, John Seymour, and John Papworth.
In 2004, Kirkpatrick Sale, recommended that Naylor sponsor the “Radical Consultation” meeting initiated by John Papworth, editor of the Fourth World Review in England.
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Carneal later sold the land to William Bullock, a British showman, entrepreneur, and traveller, who directed John Papworth to design a utopian community for the site named Hygeia (Greek for "health").