WASHINGTON (AP) A Washington arborists association says a conservationist who was a national treasure for decades died of complications from cancer.
The Washington Conservation Foundation said John T. Wahlstrom, 83, died Friday at his home in Westport, Wash., surrounded by family.
He was diagnosed with prostate cancer in the late 1970s.
Wahlstrom was a leader in Washington’s outdoor recreation scene, including national arbs and arboresship.
The Washington arbortech association said he dedicated himself to the conservation of the natural world.
Wachs said Wahlstys efforts were rewarded by the National Park Service in 1984.
Wachs, now a wildlife photographer and curator at the National Arborist Museum in Washington, said Wislos life was full of great love, laughter and adventure.