Global reduction of snow cover in ski areas under climate change

46. Campos Rodrigues L, Freire-Gonza´ lez J, Gonza´ lez Puig A, Puig-Ventosa I. Climate Change Adaptation of Alpine Ski Tourism in Spain. Climate. 2018; 6: 29. https://doi.org/10.3390/cli6020029 47. Pickering CM, Buckley RC. Climate Response by the Ski Industry: The Shortcomings of Snowmaking for Australian Resorts. AMBIO. 2010; 39: 430–438. https://doi.org/10.1007/s13280-010-0039-y PMID: 21053726 48. Keßler T, Cierjacks A, Ernst R, Dziock F. Direct and indirect effects of ski run management on alpine Orthoptera. Biodivers Conserv. 2012; 21: 281–296. https://doi.org/10.1007/s10531-011-0184-z 49. Rixen C, Freppaz M, Stoeckli V, Huovinen C, Huovinen K, Wipf S. Altered Snow Density and Chemistry Change Soil Nitrogen Mineralization and Plant Growth. Arct Antarct Alp Res. 2008; 40: 568–575. https://doi.org/10.1657/1523-0430(07–044)[RIXEN]2.0.CO;2 50. Pettorelli N, Pelletier F, Hardenberg A von, Festa-Bianchet M, Coˆ te´ SD. Early Onset of Vegetation Growth Vs. Rapid Green-up: Impacts on Juvenile Mountain Ungulates. Ecology. 2007; 88: 381–390. https://doi.org/10.1890/06-0875 PMID: 17479756 51. Hock R., Rasul G., Adler C., Càceres B., Gruber S., Hirabayashi Y., et al. High Mountain Areas. 1st ed. IPCC Special Report on the Ocean and Cryosphere in a Changing Climate. 1st ed. Cambridge, UK and New York, NY, USA: Cambridge University Press; 2019. pp. 131–202. https://doi.org/10.1017/ 9781009157964 52. Brown RD, Mote PW. The Response of Northern Hemisphere Snow Cover to a Changing Climate*. J Clim. 2009; 22: 2124–2145. https://doi.org/10.1175/2008JCLI2665.1

53. Dawson J, Scott D. Systems Analysis of Climate Change Vulnerability for the US Northeast Ski Sector. Tour Hosp Plan Dev. 2010; 7: 219–235. https://doi.org/10.1080/1479053X.2010.502383 54. Collados-Lara A, Fassnacht SR, Pulido-Velazquez D, Pfohl AKD, Mora´ n-Tejeda E, Venable NBH, et al. Intra-day variability of temperature and its near-surface gradient with elevation over mountainous ter- rain: Comparing MODIS land surface temperature data with coarse and fine scale near-surface mea- surements. Int J Climatol. 2020; 41. https://doi.org/10.1002/joc.6778 55. Collados-Lara A-J, Pardo-Igu´zquiza E, Pulido-Velazquez D. A distributed cellular automata model to simulate potential future impacts of climate change on snow cover area. Adv Water Resour. 2019; 124: 106–119. https://doi.org/10.1016/j.advwatres.2018.12.010 56. Collados-Lara A-J, Pardo-Igu´zquiza E, Pulido-Velazquez D. Assessing the impact of climate change– and its uncertainty–on snow cover areas by using cellular automata models and stochastic weather generators. Sci Total Environ. 2021; 788: 147776. https://doi.org/10.1016/j.scitotenv.2021.147776 PMID: 34023610 57. Pardo-Igu´zquiza E, Collados-Lara A-J, Pulido-Velazquez D. Estimation of the spatiotemporal dynamics of snow covered area by using cellular automata models. J Hydrol. 2017; 550: 230–238. https://doi.org/ 10.1016/j.jhydrol.2017.04.058 58. Intergovernmental Panel On Climate Change (Ipcc). Climate Change 2022 –Impacts, Adaptation and Vulnerability: Working Group II Contribution to the Sixth Assessment Report of the Intergovernmental

Panel on Climate Change. 1st ed. Cambridge University Press; 2023. https://doi.org/10.1017/ 9781009325844 59. Post E, Forchhammer MC, Bret-Harte MS, Callaghan TV, Christensen TR, Elberling B, et al. Ecological Dynamics Across the Arctic Associated with Recent Climate Change. Science. 2009; 325: 1355–1358. https://doi.org/10.1126/science.1173113 PMID: 19745143 PLOS ONE Global reduction of snow cover in ski areas under climate change PLOS ONE | https://doi.org/10.1371/journal.pone.0299735 March 13, 2024 15 / 15