Age and origin of ice‐cored moraines in jotunheimen and breheimen, southern norway: insights from schmidt‐hammer exposure‐age dating

References

• Aber, J.S., Croot, D.G. and Fenton, M.M., 1989. Glaciotectonic Landforms and Structures. Kluwer, Dordrecht.
   Google Scholar
• Andreassen, L.M., 2010. Gråsubreen. In: edited by Kjøllmoen, B. (ed.), Glaciological Investigations in Norway in 2009. Report No. 2. Norwegian Water Resources and Energy Directorate, Oslo. 61–64.
   Google Scholar
• Andreassen, L.M. and Winsvold, S.H. (eds), 2012. Inventory of Norwegian Glaciers. Norwegian Water Resources and Energy Directorate (NVE), Oslo [Rapport 38‐2012].
   Google Scholar
• Andreassen, L.M., Paule, E., Kääb, A. and Hausberg, J.E., 2008. Landsat‐derived glacier inventory for Jotunheimen, Norway, and deduced glacier changes since the 1930s. The Cryosphere, 2, 131–145.
   Web of Science ®Google Scholar
• Barsch, D., 1971. Rock glaciers and ice‐cored moraines. Geografiska Annaler: Series A, Physical Geography, 53, 203–206.
   Google Scholar
• Barsch, D., 1977. Nature and importance of mass‐wasting by rock glaciers in alpine permafrost environments. Earth Surface Processes, 2, 231–245.
   Web of Science ®Google Scholar
• Barsch, D., 1996. Rockglaciers: Indicators for the Present and Former Geoecology in High Mountain Environments. Springer, Berlin.
   Google Scholar
• Benn, D.I. and Evans, D.J.A., 2010. Glaciers and Glaciation. 2nd ed. Hodder, London.
   Google Scholar
• Bennett, M., 2001. The morphology, structural evolution and significance of push moraines. Earth‐Science Reviews, 53, 197–236.
   Web of Science ®Google Scholar
• Bennett, M.R., Huddart, D. and Glasser, F., 1999. Large‐scale bedrock displacement by cirque glaciers. Arctic, Antarctic and Alpine Research, 31, 99–107.
   Web of Science ®Google Scholar
• Berthling, I., 2011. Beyond confusion: rock glaciers as cryo‐conditioned landforms. Geomorphology, 131, 98–106.
   Web of Science ®Google Scholar
• Berthling, I. and Etzelmüller, B., 2011. The concept of cryo‐conditioning in landscape evolution. Quaternary Research, 75, 378–384.
   Web of Science ®Google Scholar
• Cook‐talbot, J.D., 1991. Sorted circles, relative‐age dating and palaeoenvironmental reconstruction in an alpine periglacial environment, eastern Jotunheimen, Norway: lichenometric and weathering‐based approaches. The Holocene, 1, 128–141.
   Google Scholar
• Dahl, S.O., Nesje, A., Lie, Ø., Fjordheim, K. and Matthews, J.A., 2002. Timing, equilibrium‐line altitudes and climatic implications of two early‐Holocene readvances during the Erdalen Event at Jostedalsbreen, western Norway. The Holocene, 12, 17–25.
   Web of Science ®Google Scholar
• Etzelmüller, B., Berthling, I. and Sollid, J.L., 2003. Aspects and concepts on the geomorphological significance of Holocene permafrost in southern Norway. Geomorphology, 52, 87–104.
   Web of Science ®Google Scholar
• Etzelmüller, B. and Hagen, J.O., 2005. Glacier‐permafrost interaction in Arctic and alpine mountain environments with examples from southern Norway and Svalbard. In: edited by Harris, C., and Murton, J.B. (eds) Cryospheric Systems: Glaciers and Permafrost. Geological Society of London, Bath, Special Publication 242, 11–27.
   Google Scholar
• Evans, D.J.A., 2009. Controlled moraines: origins, characteristics and palaeoglaciological implications. Quaternary Science Reviews, 28, 183–208.
   Web of Science ®Google Scholar
• Evans, D.J.A., 2013. Glacitectonic structures and landforms. In: edited by Elias, S.A. (ed.), Encyclopedia of Quaternary Science. 2nd ed., vol. 1. Elsevier, Amsterdam. 839–845.
   Google Scholar
• Frauenfelder, R., Laustela, R.A. and Kääb, A., 2005. Relative age‐dating of Alpine rock glaciers. Zeitschrift für Geomorphologie N.F., 49, 145–166.
   Google Scholar
• Glasser, N. and Hambrey, M., 2001. Styles of sedimentation beneath Svalbard valley glaciers under changing dynamic and thermal regimes. Journal of the Geological Society of London, 158, 697–707.
   Web of Science ®Google Scholar
• Griffey, N.J. and Worsley, P., 1978. The pattern of Neoglacial glacier variations in the Okstindan region of northern Norway during the last three millennia. Boreas, 7, 1–17.
   Web of Science ®Google Scholar
• Haeberli, W., 1979. Holocene push‐moraines in alpine permafrost. Geografiska Annaler: Series A, Physical Geography, 61, 43–48.
   Web of Science ®Google Scholar
• Hambrey, M., Bennett, M.R., Dowdeswell, J.A., Glasser, N.F. and Huddart, D., 1999. Debris entrainment and transfer in polythermal valley glaciers. Journal of Glaciology, 45, 69–86.
   Web of Science ®Google Scholar
• Harris, C. and Cook, J.D., 1986. The detection of high altitude permafrost in Jotunheimen, Norway: using seismic refraction techniques: an assessment. Arctic and Alpine Research, 18, 19–26.
   Web of Science ®Google Scholar
• Harris, C. and Cook, J.D., 1988. Micromorphology and microfabrics of sorted circles, Jotunheimen, southern Norway. Proceedings of the 5th International Permafrost Conference, Trondheim, Norway. Tapir, Trondheim. 1, 776–783.
   Google Scholar
• Harris, C., Arenson, L.U., Christiansen, H.H., Etzelmüller, B., Frauenfelder, R., Cruber, S., Haeberli, W., Hauck, C., Hoelzle, M., Humlum, O., Isaksen, K., Kääb, A., Kern‐luetschg, M.A., Lehning, M., Matsuoka, N., Murton, J.B., Noezli, J., Phillips, M., Ross, N., Seppälä, M., Springman, S.M. and Muehll, D.V., 2009. Permafrost and climate in Europe: monitoring and modelling thermal, geomorphological and geotechnical responses. Earth‐Science Reviews, 92, 117–171.
   Web of Science ®Google Scholar
• Humlum, O., 1998. The climatic significance of rock glaciers. Permafrost and Periglacial Processes, 9, 375–395.
   Web of Science ®Google Scholar
• Isaksen, K., Hauck, C., Gudevang, E., Ødegård, R.S. and Sollid, J.L., 2002. Mountain permafrost distribution in Dovrefjell and Jotunheimen, southern Norway, based on BTS and DC resistivity tomography data. Norsk Geografisk Tidsskrift, 56, 122–136.
   Google Scholar
• Karlén, W., 1973. Holocene glacier and climatic variations, Kebnekaise mountains, Swedish Lapland. Geografiska Annaler: Series A, Physical Geography, 55, 29–63.
   Google Scholar
• Kellerer‐pirklbauer, A., 2008. The Schmidt‐hammer as a relative age dating tool for rock glacier surfaces: examples from northern and central Europe. Proceedings of the 9th International Conference on Permafrost, University of Alaska, Fairbanks, USA. 913–918.
   Google Scholar
• Kellerer‐pirklbauer, A., Wangensteen, B., Farbrot, H. and Etzelmüller, B., 2008. Relative surface age‐dating of rock glacier systems near Hólar in Hjaltadalur, Northern Iceland. Journal of Quaternary Science, 23, 137–151.
   Web of Science ®Google Scholar
• King, L., 1983. High mountain permafrost in Scandinavia . Proceedings of the 4^th International Permafrost Conference, Fairbanks, Alaska. National Academy Press, Washington DC. 612–617.
   Google Scholar
• King, L., 1984. Permafrost in Scandinavien: Untersuchungsergebnisse aus Lappland, Jotunheimen und Dovre/Rondane [Permafrost in Scandinavia: studies from Lappland and Dovre/Rondane]. Heidelberger Geograpische Arbeiten, 76, 1–174.
   Google Scholar
• Lilleøren, K. and Etzelmüller, B., 2011. A regional inventory of rock glaciers and ice‐cored moraines in Norway. Geografiska Annaler: Series A, Physical Geography, 93, 175–191.
   Web of Science ®Google Scholar
• Lilleøren, K., Etzelmüller, B., Gärtner‐roer, I., Kääb, A., Westermann, S. and Guðmundsson, Á., 2013. The distribution, thermal characteristics and dynamics of permafrost in Tröllaskagi, northern Iceland, as inferred from the distribution of rock glaciers and ice‐cored moraines. Permafrost and Periglacial Processes, 24, 322–335.
   Web of Science ®Google Scholar
• Lilleøren, K., Etzelmüller, B., Schuler, T.V., Gisnås, K. and Humlum O., 2012. The relative age of mountain permafrost – estimation of Holocene permafrost limits in Norway. Global and Planetary Change, 92–93, 209–223.
   Web of Science ®Google Scholar
• Lukas, S., 2011. Ice‐cored moraines. In edited by Singh, V.P., Singh, P. and Haritashya, U.K. (eds), Encyclopedia of Snow, Ice and Glaciers. Springer, Dordrecht. 616–619.
   Google Scholar
• Lukas, S., Benn, D.I., Boston, C.M., Brook, M., Coray, S., Evans, D.J.A., Graf, A., Kellerer‐pirklbauer, A., Kirkbride, M.P., Krabbendam, M., Lovell, H., Machiedo, M., Mills, S.C., Nye, K., Reinardy, B.T.I., Ross, F.H. and Signer, M., 2013. Clast shape analysis and clast transport paths in glacial environments: a critical review of methods and the role of lithology. Earth‐Science Reviews, 121, 96–116.
   Web of Science ®Google Scholar
• Lukas, S., Nicholson, L.I., Ross, F.H. and Humlum, O., 2005. Formation, meltout processes and landscape alteration of high‐arctic ice‐cored moraines – examples from Nordenskiöld Land, central Spitzbergen. Polar Geography, 29, 157–187.
   Google Scholar
• Lutro, O. and Tveten, E., 1996. Geologiske kart over Norge, bergrunnskart Årdal [Geological map of Norway: bedrock map, Årdal sheet] 1:250,000. Norges Geologiske Undersøkelse, Trondheim.
   Google Scholar
• Matthews, J.A., 1987. Regional variation in the composition of Neoglacial end moraines, Jotunheimen, Norway: an altitudinal gradient in clast roundness and its possible palaeoclimatic significance. Boreas, 16, 173–188.
   Web of Science ®Google Scholar
• Matthews, J.A., 2013. Neoglaciation in Europe. In: edited by Elias, S.A. (ed.), Encyclopedia of Quaternary Science. 2nd ed., vol. 2., Elsevier, Amsterdam. 257–268.
   Google Scholar
• Matthews, J.A. and Briffa, K.R., 2005. The ‘Little Ice Age’: re‐evaluation of an evolving concept. Geografiska Annaler: Series A, Physical Geography, 87, 17–36.
   Web of Science ®Google Scholar
• Matthews, J.A. and Caseldine, C.J., 1987. Arctic‐alpine Brown Soils as a source of palaeoenvironmental information: further 14C dating and palynological evidence from Vestre Memurubreen, Jotunheimen, Norway. Journal of Quaternary Science, 2, 59–71.
   Google Scholar
• Matthews, J.A. and Dresser, P.Q., 2008. Holocene glacier variation chronology of the Smørstabbtindan massif, Jotunheimen, Norway, and the recognition of European Neoglacial Events. The Holocene, 18, 181–201.
   Web of Science ®Google Scholar
• Matthews, J.A. and Mcewen, L.J., 2013. High‐precision Schmidt‐hammer exposure‐age dating (SHD) of flood berms, Vetlestølsdalen, alpine southern Norway: first application and some methodological issues. Geografiska Annaler: Series A, Physical Geography, 95, 185–194.
   Web of Science ®Google Scholar
• Matthews, J.A. and Owen, G., 2010. Schmidt‐hammer exposure‐age dating: developing linear age‐calibration curves using Holocene bedrock surfaces from the Jotunheimen‐Jostedalsbreen regions of southern Norway. Boreas, 39, 105–115.
   Web of Science ®Google Scholar
• Matthews, J.A. and Shakesby, R.A., 1984. The status of the ‘Little Ice Age’ in southern Norway: relative‐age dating of Neoglacial moraines with Schmidt hammer and lichenometry. Boreas 13, 333–346.
   Web of Science ®Google Scholar
• Matthews, J.A. and Winkler, S., 2011. Schmidt‐hammer exposure‐age dating (SHD): application to early‐Holocene moraines and a reappraisal of the reliability of terrestrial cosmogenic‐nuclide dating (TCND) at Austanbotnbreen, Jotunheimen, Norway. Boreas, 40, 256–270.
   Web of Science ®Google Scholar
• Matthews, J.A., Nesje, A. and Linge, H. 2013. Relict talus‐foot rock glaciers at Øyberget, upper Ottadalen, southern Norway: Schmidt‐hammer exposure ages and palaeoenvironmental implications. Permafrost and Periglacial Processes, 24, 336–346.
   Web of Science ®Google Scholar
• Matthews, J.A., Shakesby, R.A., Owen, G. and Vater, A.E., 2011. Pronival rampart formation in relation to snow‐avalanche activity and Schmidt‐hammer exposure‐age dating (SHD): three case studies from southern Norway. Geomorphology, 130, 280–288.
   Web of Science ®Google Scholar
• Mccarroll, D., 1987. The Schmidt hammer in geomorphology: five sources of instrument error. British Geomorphological Research Group, Technical Bulletin, 36, 16–27.
   Google Scholar
• Mccarroll, D., 1994. The Schmidt hammer as a measure of the degree of rock surface weathering and terrain age. In: edited by Beck, C. (ed.), Dating in Exposed and Surface Contexts. University of New Mexico Press, Albuquerque. 29–46.
   Google Scholar
• Nesje, A., 2009. Latest Pleistocene and Holocene glacier fluctuations in Scandinavia. Quaternary Science Reviews, 28, 2119–2136.
   Web of Science ®Google Scholar
• Nesje, A. and Matthews, J.A., 2012. The Briksdalsbre Event: a winter precipitation‐induced decadal‐scale glacier advance in southern Norway in the AD 1990s. The Holocene, 22, 249–261.
   Web of Science ®Google Scholar
• Nesje, A., Bakke, J., Dahl, S.O., Lie, Ø. and Matthews, J.A., 2008. Norwegian glaciers in the past, present and future. Global and Planetary Change, 60, 10–27.
   Web of Science ®Google Scholar
• NVE (Norges Vassdrags‐ og Elektrisitetsvesen), 1985. Gråsubreen, Jotunheimen, Norway, 1:10,000. Norges Vassdrags‐ og Elektrisitetsvesen, Oslo [map and commentary].
   Google Scholar
• Ødegård, R.S., Hoelzle, M., Johansen, K.V. and Sollid, J.L., 1996. Permafrost mapping and prospecting in southern Norway. Norsk Geografisk Tidsskrift, 50, 41–53.
   Google Scholar
• Ødegård, R., Liestøl, O. and Sollid, J.L., 1987. Juvflya, Kvartærgeologi og Geomorfologi [Juvflya, Quaternary geology and geomorphology], 1:10,000 map. Geografisk Institutt, Universitetet‐i‐Oslo, Oslo.
   Google Scholar
• Ødegård, R., Liestøl, O. and Sollid, J.L., 1988. Periglacial forms related to terrain parameters in Jotunheimen, southern Norway. 5th International Permafrost Conference, Trondheim, Norway. 3, 59–61.
   Google Scholar
• Ødegård, R.S., Sollid, J.L. and Liestøl, O., 1992. Ground temperature measurements in mountain permafrost, Jotunheimen, southern Norway. Permafrost and Periglacial Processes, 3, 231–234.
   Google Scholar
• Østrem, G. 1959. Ice melting under a thin layer of moraine, and the existence of ice cores in moraine ridges. Geografiska Annaler, 41, 228–230.
   Google Scholar
• Østrem, G., 1961. Breer og morener i Jotunheimen [Glaciers and moraines in Jotunheimen]. Norsk Geografisk Tidsskrift, 17, 210–243.
   Google Scholar
• Østrem, G., 1963. Comparative crystallographic studies on ice from ice‐cored moraines, snow‐banks and glaciers. Geografiska Annaler, 45, 210–240.
   Google Scholar
• Østrem, G., 1964. Ice‐cored moraines in Scandinavia. Geografiska Annaler, 46, 282–337.
   Google Scholar
• Østrem, G., 1965. Problems of dating ice‐cored moraines. Geografiska Annaler, 47, 1–38.
   Google Scholar
• Østrem, G., 1971. Rock glaciers and ice‐cored moraines: a reply to D. Barsch. Geografiska Annaler: Series A, Physical Geography, 53, 207–213.
   Google Scholar
• Potter, N. Jr., 1972. Ice‐cored rock glacier, Galena Creek, northern Absaroka Mountains, Wyoming. Geological Society of America Bulletin, 83, 3025–3057.
   Web of Science ®Google Scholar
• Powers, M.C., 1953. A new roundness scale for sedimentary particles. Journal of Sedimentary Petrology, 23, 117–119.
   Google Scholar
• Proceq, 2006. Operating instructions (Betonprüfhammer N/NR‐L/LR). Schwerzenbach, Proceq SA.
   Google Scholar
• Rode, M. and Kellerer‐pirklbauer, A., 2011. Schmidt‐hammer exposure‐age dating (SHD) of rock glaciers in the Schöderkogel‐Eisenhut area, Schladminger Tauern Range, Austria. The Holocene, 22, 761–771.
   Web of Science ®Google Scholar
• Shakesby, R.A., Dawson, A.G. and Matthews, J.A., 1987. Rock glaciers, protalus ramparts and related phenomena, Rondane, Norway: a continuum of large‐scale talus‐derived landforms. Boreas, 16, 305–317.
   Web of Science ®Google Scholar
• Shakesby, R.A., Matthews, J.A., Karlén, W. and Los, S., 2011. The Schmidt hammer as a Holocene calibrated‐age dating technique: testing the form of the R‐value – age relationship and defining predicted errors. The Holocene, 21, 615–628.
   Web of Science ®Google Scholar
• Shakesby, R.A., Matthews, J.A. and Owen, G., 2006. The Schmidt hammer as a relative‐age dating tool and its potential for calibrated‐age dating in Holocene glaciated environments. Quaternary Science Reviews, 25, 2846–2867.
   Web of Science ®Google Scholar
• Shakesby, R.A., Matthews, J.A. and Schnabel, C. 2008. Cosmogenic 10Be and 26Al ages of Holocene moraines in southern Norway II: evidence for individualistic responses of high‐altitude glaciers to millennial‐scale climatic fluctuations. The Holocene, 18, 1165–1177.
   Web of Science ®Google Scholar
• Shakesby, R.A., Matthews, J.A. and Winkler, S., 2004. Glacier variations in Breheimen, southern Norway: relative‐age dating of Holocene moraine complexes at six high‐altitude glaciers. The Holocene 14, 899–910.
   Web of Science ®Google Scholar
• Sletten, K., Lyså, A. and Lønne, I., 2001. Formation and disintegration of a high‐arctic ice‐cored moraine complex, Scott Turnerbreen, Svalbard. Boreas, 30, 272–284.
   Web of Science ®Google Scholar
• Sollid, J.L. and Sørbel, L., 1988. Influence of temperature conditions in formation of end moraines in Fennoscandia and Svalbard. Boreas, 17, 553–558.
   Web of Science ®Google Scholar
• Vere, D. and Matthews, J.A., 1985. Rock glacier formation from a lateral moraine at Bukkeholsbreen, Jotunheimen, Norway: a sedimentological approach. Zeitschrift für Geomorphologie N.F., 29, 397–415.
   Google Scholar
• Waller, R.I., Murton, J.B. and Kristensen, L., 2012. Glacier‐permafrost interactions: processes, products and glaciological implications. Sedimentary Geology, 255, 1–28.
   Web of Science ®Google Scholar
• Whalley, W.B. and Martin, H.E., 1992. Rock glaciers. II: Models and mechanisms. Progress in Physical Geography, 16, 127–186.
   Web of Science ®Google Scholar
• Winkler, S. and Matthews, J.A., 2010. Observations on terminal‐moraine ridge formation during recent advances of southern Norwegian glaciers. Geomorphology, 116, 87–106.
   Web of Science ®Google Scholar