LARAMIE, Wyo., Sept. 17 -- The University of Wyoming issued the following news release:

Ski resorts across the western United States are challenged by climate change, with fewer days of sufficient natural snow during the season and more frequent weather conditions unsuitable for artificial snowmaking early in the ski season. While this applies to all ski resorts, the magnitude of snow security reduction varies widely, according to new research.

"In general, the study examines how a warming future will affect ski areas in the western United States, mainly due to decreasing natural snow, shorter ski seasons and fewer opportunities for making artificial snow," says Pramod Adhikari, a research scientist in the University of Wyoming Department...