Slope maintenance supervisor Jack Geiger oversees Deer Valley Resort’s noxious weed abatement and regrowth program, leading a crew of 11 who spend their summers pulling, clipping, spraying and replanting across the resort’s 2,200 (and soon to be over 4,000) acres.

The work has been part of the resort’s stewardship practice for more than 20 years. Geiger keeps the decades-old logbooks close at hand — thick binders filled with years of handwritten notes that track every weed pulled, the exact slope it came from and the season it was treated — to help guide each year’s priority list.

“We keep a pretty detailed log book of where we’ve treated every year, creating these priority lists from season to season,” he said.

Those pages tell the story of Deer Valley’s commitment to the land as much

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