Surface albedo of alpine lichen heaths and shrub vegetation

References

• Artsdatabanken. 2018. http://www2.artsdatabanken.no/artsnavn/Contentpages/Hjem.aspx.
   Google Scholar
• Barry, R. G. 2008. Mountain weather and climate. 3rd ed. Cambridge: Cambridge University Press.
   Google Scholar
• Beringer, J., F. S. Chapin III, C. C. Thompson, and A. D. Mcguire. 2005. Surface energy exchanges along a tundra-forest transition and feedbacks to climate. Agricultural and Forest Meteorology 131 (3–4):143–61. doi:https://doi.org/10.1016/j.agrformet.2005.05.006.
   Google Scholar
• Beringer, J., A. H. Lynch, F. S. Chapin, M. Mack, and G. B. Bonan. 2001. The representation of arctic soils in the land surface model: The importance of mosses. Journal of Climate 14 (15):3324–35. doi:https://doi.org/10.1175/1520-0442(2001)014%3c3324:TROASI%3e2.0.CO;2.
   Google Scholar
• Bidussi, M., K. A. Solhaug, and Y. Gauslaa. 2016. Increased snow accumulation reduces survival and growth in dominant mat-forming arctic-alpine lichens. The Lichenologist 48 (3):237–47. doi:https://doi.org/10.1017/S0024282916000086.
   Google Scholar
• Bjerke, J. W. 2011. Winter climate change: Ice encapsulation at mild subfreezing temperatures kills freeze-tolerant lichens. Environmental and Experimental Botany 72 (3):404–08. doi:https://doi.org/10.1016/j.envexpbot.2010.05.014.
   Web of Science ®Google Scholar
• Bryn, A., G.-H. Strand, M. Angeloff, and Y. Rekdal. 2018. Land cover in Norway based on an area frame survey of vegetation types. Norsk Geografisk Tidsskrift-Norwegian Journal of Geography 72 (3):131–45. doi:https://doi.org/10.1080/00291951.2018.1468356.
   Web of Science ®Google Scholar
• Chagnon, C., and S. Boudreau. 2019. Shrub canopy induces a decline in lichen abundance and diversity in Nunavik (Québec, Canada). Arctic, Antarctic, and Alpine Research 51 (1):521–32. doi:https://doi.org/10.1080/15230430.2019.1688751.
   Web of Science ®Google Scholar
• Chapin, F. S., M. Sturm, M. C. Serreze, J. P. Mcfadden, J. Key, A. H. Lloyd, A. Mcguire, T. S. Rupp, A. H. Lynch, and J. P. Schimel. 2005. Role of land-surface changes in Arctic summer warming. Science 310 (5748):657–60. doi:https://doi.org/10.1126/science.1117368.
   PubMed Web of Science ®Google Scholar
• Cohen, J., J. Pulliainen, C. B. Ménard, B. Johansen, L. Oksanen, K. Luojus, and J. Ikonen. 2013. Effect of reindeer grazing on snowmelt, albedo and energy balance based on satellite data analyses. Remote Sensing of Environment 135:107–17. doi:https://doi.org/10.1016/j.rse.2013.03.029.
   Web of Science ®Google Scholar
• Cornelissen, J. H. C., T. V. Callaghan, J. Alatalo, A. Michelsen, E. Graglia, A. Hartley, D. Hik, S. Hobbie, M. Press, and C. H. Robinson. 2001. Global change and arctic ecosystems: Is lichen decline a function of increases in vascular plant biomass? Journal of Ecology 89 (6):984–94. doi:https://doi.org/10.1111/j.1365-2745.2001.00625.x.
   Web of Science ®Google Scholar
• Cribari-Neto, F., and A. Zeileis. 2009. Beta regression in R. Journal of Statistical Software 34 ((2)). doi: https://doi.org/10.18637/jss.v034.i02.
   Google Scholar
• den Herder, M., M. M. Kytöviita, and P. Niemelä. 2003. Growth of reindeer lichens and effects of reindeer grazing on ground cover vegetation in a Scots pine forest and a subarctic heathland in Finnish Lapland. Ecography 26 (1):3–12. doi:https://doi.org/10.1034/j.1600-0587.2003.03211.x.
   Google Scholar
• Elmendorf, S. C., G. H. Henry, R. D. Hollister, R. G. Björk, A. D. Bjorkman, T. V. Callaghan, L. S. Collier, E. J. Cooper, J. H. C. Cornelissen, T. A. Day, et al. 2012. Global assessment of experimental climate warming on tundra vegetation: Heterogeneity over space and time. Ecology Letters 15 (2):164–75. doi:https://doi.org/10.1111/j.1461-0248.2011.01716.x.
   PubMed Web of Science ®Google Scholar
• Environmental Systems Research Institute (ESRI). 2019. ArcGIS release 10.6. Redlands, CA.
   Google Scholar
• Eugster, W., J. P. Mcfadden, and F. S. Chapin. 1997. A comparative approach to regional variation in surface fluxes using mobile eddy correlation towers. Boundary-Layer Meteorology 85 (2):293–307. doi:https://doi.org/10.1023/A:1000552311805.
   Google Scholar
• Fraser, R. H., T. C. Lantz, I. Olthof, S. V. Kokelj, and R. A. Sims. 2014. Warming-induced shrub expansion and lichen decline in the Western Canadian Arctic. Ecosystems 17 (7):1151–68. doi:https://doi.org/10.1007/s10021-014-9783-3.
   Web of Science ®Google Scholar
• Geonorge. 2018. Norge i bilder WMS-Ortofoto.
   Google Scholar
• Goodin, D., and S. Isard. 1989. Magnitude and sources of variation in albedo within an alpine tundra. Theoretical and Applied Climatology 40 (1–2):61–66. doi:https://doi.org/10.1007/BF00867792.
   Google Scholar
• Hallinger, M., M. Manthey, and M. Wilmking. 2010. Establishing a missing link: Warm summers and winter snow cover promote shrub expansion into alpine tundra in Scandinavia. New Phytologist 186 (4):890–99. doi:https://doi.org/10.1111/j.1469-8137.2010.03223.x.
   PubMed Web of Science ®Google Scholar
• Hao, D., J. Wen, Q. Xiao, S. Wu, X. Lin, B. Dou, D. You, and Y. Tang. 2018. Simulation and analysis of the topographic effects on snow-free albedo over rugged terrain. Remote Sensing 10 (2):278. doi:https://doi.org/10.3390/rs10020278.
   Google Scholar
• Heim, A., and J. Lundholm. 2013. Cladonia lichens on extensive green roofs: Evapotranspiration, substrate temperature, and albedo. F1000Research (2):274. doi:https://doi.org/10.12688/f1000research.2-274.v2.
   Google Scholar
• Joly, K., R. R. Jandt, and D. R. Klein. 2009. Decrease of lichens in Arctic ecosystems: The role of wildfire, caribou, reindeer, competition and climate in north‐western Alaska. Polar Research 28 (3):433–42. doi:https://doi.org/10.1111/j.1751-8369.2009.00113.x.
   Web of Science ®Google Scholar
• Juszak, I., A. M. Erb, T. C. Maximov, and G. Schaepman-Strub. 2014. Arctic shrub effects on NDVI, summer albedo and soil shading. Remote Sensing of Environment 153:79–89. doi:https://doi.org/10.1016/j.rse.2014.07.021.
   Web of Science ®Google Scholar
• Juszak, I., W. Eugster, M. M. P. D. Heijmans, and G. Schaepman-Strub. 2016. Contrasting radiation and soil heat fluxes in Arctic shrub and wet sedge tundra. Biogeosciences 13 (13):4049. doi:https://doi.org/10.5194/bg-13-4049-2016.
   Web of Science ®Google Scholar
• Kipp & Zonen. 2014. Instruction manual: CNR-4 net radiometer.
   Google Scholar
• Klanderud, K., and H. J. B. Birks. 2003. Recent increases in species richness and shifts in altitudinal distributions of Norwegian mountain plants. The Holocene 13 (1):1–6. doi:https://doi.org/10.1191/0959683603hl589ft.
   Web of Science ®Google Scholar
• Lafleur, P. M., A. B. Wurtele, and C. R. Duguay. 1997. Spatial and temporal variations in surface albedo of a subarctic landscape using surface-based measurements and remote sensing. Arctic and Alpine Research 29 (3):261–69. doi:https://doi.org/10.1080/00040851.1997.12003244.
   Web of Science ®Google Scholar
• Lang, S. I., J. H. Cornelissen, G. R. Shaver, M. Ahrens, T. V. Callaghan, U. Molau, C. J. Ter Braak, A. Hölzer, and R. Aerts. 2012. Arctic warming on two continents has consistent negative effects on lichen diversity and mixed effects on bryophyte diversity. Global Change Biology 18 (3):1096–107. doi:https://doi.org/10.1111/j.1365-2486.2011.02570.x.
   Web of Science ®Google Scholar
• Loranty, M. M., and S. J. Goetz. 2012. Shrub expansion and climate feedbacks in Arctic tundra. Environmental Research Letters 7 (1):011005. doi:https://doi.org/10.1088/1748-9326/7/1/011005.
   Web of Science ®Google Scholar
• Maliniemi, T., J. Kapfer, P. Saccone, A. Skog, and R. Virtanen. 2018. Long‐term vegetation changes of treeless heath communities in northern Fennoscandia: Links to climate change trends and reindeer grazing. Journal of Vegetation Science 29 (3):469–79. doi:https://doi.org/10.1111/jvs.12630.
   Web of Science ®Google Scholar
• MET Norway. 2019. Meteorological data. www.met.no.
   Google Scholar
• Michelsen, O., A. O. Syverhuset, B. Pedersen, and J. I. Holten. 2011. The impact of climate change on recent vegetation changes on Dovrefjell, Norway. Diversity 3 (1):91–111. doi:https://doi.org/10.3390/d3010091.
   Google Scholar
• Myers-Smith, I. H., B. C. Forbes, M. Wilmking, M. Hallinger, T. Lantz, D. Blok, K. D. Tape, M. Macias-Fauria, U. Sass-Klaassen, and E. Lévesque. 2011. Shrub expansion in tundra ecosystems: Dynamics, impacts and research priorities. Environmental Research Letters 6 (4):045509. doi:https://doi.org/10.1088/1748-9326/6/4/045509.
   Web of Science ®Google Scholar
• Odland, A., and H. K. Munkejord. 2008. Plants as indicators of snow layer duration in southern Norwegian mountains. Ecological Indicators 8 (1):57–68. doi:https://doi.org/10.1016/j.ecolind.2006.12.005.
   Web of Science ®Google Scholar
• Odland, A., S. Sundstøl, and D. Bjerketvedt. 2018. Alpine lichen-dominated heaths: Ecology, effects of reindeer grazing, and climate change. A review. Oecologia Montana 27 (2):30–50.
   Google Scholar
• Oke, T. R. 2002. Boundary layer climates. London: Routledge.
   Google Scholar
• Oksanen, J., F. G. Blanchet, M. Friendly, R. Kindt, P. Legendre, D. McGlinn, P. R. Minchin, R. B. O'Hara, G. L. Simpson, P. Solymos, et al. 2018. Vegan: Community ecology package. R Package Version 2:4–6.
   Google Scholar
• Oksanen, L., and R. Virtanen. 1995. Topographic, altitudinal and regional patterns in continental and suboceanic heath vegetation of northern Fennoscandia. Acta Botanica Fennica 153:1–80.
   Google Scholar
• Pearson, R. G., S. J. Phillips, M. M. Loranty, P. S. Beck, T. Damoulas, S. J. Knight, and S. J. Goetz. 2013. Shifts in Arctic vegetation and associated feedbacks under climate change. Nature Climate Change 3 (7):673–77. doi:https://doi.org/10.1029/2005JG000013.
   Web of Science ®Google Scholar
• Peltoniemi, J. I., T. Manninen, J. Suomalainen, T. Hakala, E. Puttonen, and A. Riihelä. 2010. Land surface albedos computed from BRF measurements with a study of conversion formulae. Remote Sensing 2 (8):1918–40. doi:https://doi.org/10.3390/rs2081918.
   Web of Science ®Google Scholar
• Petzold, D., and A. Rencz. 1975. The albedo of selected subarctic surfaces. Arctic and Alpine Research 7:393–98. doi:https://doi.org/10.2307/1550183.
   Google Scholar
• Porada, P., A. Ekici, and C. Beer. 2016. Effects of bryophyte and lichen cover on permafrost soil temperature at large scale. The Cryosphere 10 (5):2291. doi:https://doi.org/10.5194/tc-10-2291-2016.
   Google Scholar
• R Core Team. 2017. R: A language and environment for statistical computing. Vienna, Austria: R Foundation for Statistical Computing.
   Google Scholar
• Sicart, J. E., P. Ribstein, P. Wagnon, and D. Brunstein. 2001. Clear‐sky albedo measurements on a sloping glacier surface: A case study in the Bolivian Andes. Journal of Geophysical Research: Atmospheres 106 (D23):31729–37. doi:https://doi.org/10.1029/2000JD000153.
   Google Scholar
• Skaland, R. G., H. Colleuille, A. S. H. Andersen, J. Mamen, L. Grinde, H. T. T. Tajet, E. Lundstad, L. F. Sidselrud, K. Tunheim, I. Hanssen-Bauer, et al. 2019. Tørkesommeren 2018. Oslo: Meteorologisk institutt.
   Google Scholar
• Stoy, P. C., L. E. Street, A. V. Johnson, A. Prieto-Blanco, and S. A. Ewing. 2012. Temperature, heat flux, and reflectance of common subarctic mosses and lichens under field conditions: Might changes to community composition impact climate-relevant surface fluxes? Arctic, Antarctic, and Alpine Research 44 (4):500–08. doi:https://doi.org/10.1657/1938-4246-44.4.500.
   Web of Science ®Google Scholar
• Sturm, M., T. Douglas, C. Racine, and G. E. Liston. 2005. Changing snow and shrub conditions affect albedo with global implications. Journal of Geophysical Research: Biogeosciences 110:G1. doi:https://doi.org/10.1038/nclimate1858.
   Google Scholar
• Sturm, M., C. Racine, and K. Tape. 2001. Increasing shrub abundance in the Arctic. Nature 411:546. doi:https://doi.org/10.1038/35079180.
   PubMed Web of Science ®Google Scholar
• Vanneste, T., O. Michelsen, B. J. Graae, M. O. Kyrkjeeide, H. Holien, K. Hassel, S. Lindmo, R. E. Kapás, and P. De Frenne. 2017. Impact of climate change on alpine vegetation of mountain summits in Norway. Ecological Research 1–15. doi:https://doi.org/10.1007/s11284-017-1472-1.
   Google Scholar
• Virtanen, T., and M. Ek. 2014. The fragmented nature of tundra landscape. International Journal of Applied Earth Observation and Geoinformation 27:4–12. doi:https://doi.org/10.1016/j.jag.2013.05.010.
   Web of Science ®Google Scholar
• Wahren, C. H., M. Walker, and M. Bret‐Harte. 2005. Vegetation responses in Alaskan arctic tundra after 8 years of a summer warming and winter snow manipulation experiment. Global Change Biology 11 (4):537–52. doi:https://doi.org/10.1111/j.1365-2486.2005.00927.x.
   Web of Science ®Google Scholar
• Walker, D., H. Epstein, G. Jia, A. Balser, C. Copass, E. Edwards, W. Gould, J. Hollingsworth, J. Knudson, and H. Maier. 2003. Phytomass, LAI, and NDVI in northern Alaska: Relationships to summer warmth, soil pH, plant functional types, and extrapolation to the circumpolar Arctic. Journal of Geophysical Research: Atmospheres 108:D2. doi:https://doi.org/10.1029/2001JD000986.
   Web of Science ®Google Scholar
• Walker, M. D., C. H. Wahren, R. D. Hollister, G. H. Henry, L. E. Ahlquist, J. M. Alatalo, M. S. Bret-Harte, M. P. Calef, T. V. Callaghan, A. B. Carroll, et al. 2006. Plant community responses to experimental warming across the tundra biome. Proceedings of the National Academy of Sciences 103 (5):1342–46. doi:https://doi.org/10.1073/pnas.0503198103.
   PubMed Web of Science ®Google Scholar
• Walther, G.-R., E. Post, P. Convey, A. Menzel, C. Parmesan, T. J. Beebee, J.-M. Fromentin, O. Hoegh-Guldberg, and F. Bairlein. 2002. Ecological responses to recent climate change. Nature 416 (6879):389–95. doi:https://doi.org/10.1038/416389a.
   PubMed Web of Science ®Google Scholar
• Wehn, S., S. Lundemo, and J. I. Holten. 2014. Alpine vegetation along multiple environmental gradients and possible consequences of climate change. Alpine Botany 124 (2):155–64. doi:https://doi.org/10.1007/s00035-014-0136-9.
   Web of Science ®Google Scholar
• Williamson, S. N., I. C. Barrio, D. S. Hik, and J. A. Gamon. 2016. Phenology and species determine growing‐season albedo increase at the altitudinal limit of shrub growth in the sub‐arctic. Global Change Biology 22 (11):3621–31. doi:https://doi.org/10.1111/gcb.13297.
   Google Scholar
• Wilson, S. D., and C. Nilsson. 2009. Arctic alpine vegetation change over 20 years. Global Change Biology 15 (7):1676–84. doi:https://doi.org/10.1111/j.1365-2486.2009.01896.x.
   Web of Science ®Google Scholar
• Winkler, M., A. Lamprecht, K. Steinbauer, K. Hülber, J. P. Theurillat, F. Breiner, P. Choler, S. Ertl, A. Gutiérrez Girón, and G. Rossi. 2016. The rich sides of mountain summits–a pan‐European view on aspect preferences of alpine plants. Journal of Biogeography 43 (11):2261–73. doi:https://doi.org/10.1111/jbi.12835.
   Web of Science ®Google Scholar
• Yang, F., K. Mitchell, Y.-T. Hou, Y. Dai, X. Zeng, Z. Wang, and X.-Z. Liang. 2008. Dependence of land surface albedo on solar zenith angle: Observations and model parameterization. Journal of Applied Meteorology and Climatology 47 (11):2963–82. doi:https://doi.org/10.1175/2008JAMC1843.1.
   Google Scholar