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Gardner Loulan has also worked with the US Forest Service, Habitat for Humanity, Diane E. Watson (Member of the US House of Representatives) as well as the Sisters of Charity and Champions (an outdoor education program based in Los Angeles).
His political posts included Finance Clerk in Philadelphia, Pennsylvania Attorney General, federal judge for the territory of Hawaii, chief law officer of the US Forest Service under friend and fellow Yale alumni Gifford Pinchot, Acting Secretary of the Interior under President Theodore Roosevelt.
In 1927, the US Forest Service transferred him to New Mexico to be a Park Ranger at the Kit Carson National Forest.
The most recent review of inventoried roadless areas began in 1998 under the oversight of Michael Dombeck, then head of the US Forest Service.