Jökull - 01.01.2012, Side 81

Distal tephrochronology of NW Europe
Hekla-4 (um 4260 ára), Hekla-S/Kebister (um 3700
ára), Hekla-3 (um 3000 ára) og Askja-1875. Önnur
gjóskulög hafa aðeins fundist á einum stað og eru því
ekki enn mikilvæg sem leiðarlög, en gætu orðið það í
framtíðinni.
REFERENCES
Andersson, S., G. Rosqvist, M. J. Leng, S. Wastegård and M.
Blaauw 2010. Late Holocene climate change in central Swe-
den inferred from lacustrine stable isotope data. J. Quater-
nary Sci. 25, 1305–1316.
Balascio, N. L., Z. Zhang, R. S. Bradley, B. Perren, S. O. Dahl
and J. Bakke 2011. A multi-proxy approach to assessing iso-
lation basin stratigraphy from the Lofoten Islands, Norway.
Quaternary Res. 75, 288–300.
Bergman, J., S. Wastegård, D. Hammarlund, B. Wohlfarth and S.
J. Roberts 2004. Holocene tephra horizons at Klocka Bog,
west-central Sweden: aspects of reproducibility in subarctic
peat deposits. J. Quaternary Sci. 19, 241–249.
Björck, J. and S. Wastegård 1999. Climate oscillations and
tephrochronology in eastern middle Sweden during the Last
Glacial-Interglacial transition. J. Quaternary Sci. 14, 399–
410.
Blockley, S. P. E., C. S. Lane, M. Hardiman, S. O. Rasmussen,
I. K. Seierstad, J. P. Steffensen, A. Svensson,A. F. Lotter,
C. S. M. Turney, C. Bronk Ramsey and INTIMATE mem-
bers 2012. Synchronisation of palaeoenvironmental records
over the last 60,000 years, and an extended INTIMATE event
stratigraphy to 48,000 b2k. Quaternary Sci. Rev. 36, 2–10.
Blockley, S. P. E., S. D. F. Pyne-O’Donnell, J. J. Lowe, I. P.
Matthews, A. Stone, A. M. Pollard, C. S. M. Turney and E.
G. Molyneux 2005. A new and less destructive laboratory
procedure for the physical separation of distal glass tephra
shards from sediments. Quaternary Sci. Rev. 24, 1952–1960.
Borgmark, A. and S. Wastegård 2008. Regional and local patterns
of peat humification in three raised peat bogs in Varmland,
south-central Sweden. GFF 130, 161–176.
Boygle, J. 1998. A little goes a long way: discovery of a new mid-
Holocene tephra in Sweden. Boreas 27, 195–199.
Boygle, J. 1999. Variability of tephra in lake and catchment sed-
iments, Svínavatn, Iceland. Global Planet. Change 21, 129–
149.
Boygle, J. 2004. Towards a Holocene tephrochronology for Swe-
den: geochemistry and correlation with the North Atlantic
tephra stratigraphy. J. Quaternary Sci. 19, 103–109.
Davies, S. M., P. M. Abbott, N. J. G. Pearce, S. Wastegård and
S. P. E. Blockley 2012. Integrating the INTIMATE records
using tephrochronology: rising to the challenge. Quaternary
Sci. Rev. 36, 11–27.
Davies, S. M., M. Elmquist, J. Bergman, B. Wohlfarth and D.
Hammarlund 2007. Cryptotephra sedimentation processes
within two lacustrine sequences from west central Sweden.
The Holocene 17, 319–330.
Davies, S. M., S. Wastegård and B. Wohlfarth 2003. Extending the
limits of the Borrobol Tephra to Scandinavia and detection of
new early Holocene tephras. Quaternary Res. 59, 345–352.
Davies, S. M., B. Wohlfarth, S. Wastegård, M. Andersson, S.
Blockley and G. Possnert 2004. Were there two Borrobol
Tephras during the early Lateglacial period: implications for
tephrochronology? Quaternary Sci. Rev. 23, 581–589.
Dugmore, A. 1989. Icelandic volcanic ash in Scotland. Scottish
Geographical Magazine 105, 168–172.
Dugmore, A. J., G. Larsen and A. J. Newton 1995. Seven tephra
isochrones in Scotland. The Holocene 5, 257–266.
Eden, D. N., P. C. Froggatt, H. Zheng and H. Machida 1994.
Volcanic glass found in Late Quaternary Chinese loess: A
pointer for future studies? Quaternary International 34–36,
107–111.
Hall, V. A. and J. R. Pilcher 2002. Late Quaternary Icelandic
tephras in Ireland and Great Britain: detection, characterisa-
tion and usefulness. The Holocene 12, 223–230.
Lane, C. S., M. Andric, V. L. Cullen and S. P. E. Blockley 2011.
The occurrence of distal Icelandic and Italian tephra in the
Lateglacial of Lake Bled, Slovenia. Quaternary Sci. Rev. 30,
1013–1018.
Lane, C. S., P. De Klerk and V. L. Cullen 2012. A tephro-
chronology for the Lateglacial palynological record of the
Endinger Bruch (Vorpommern, north-east Germany). J. Qua-
ternary Sci. 27, 141–149.
Larsen, G. and J. Eiríksson 2008. Late Quaternary terrestrial
tephrochronology of Iceland – frequency of explosive erup-
tions, type and volume of tephra deposits. J. Quaternary Sci.
23, 109–120.
Lilja, C., E. M. Lind, B. Morén and S. Wastegård in press. A
Lateglacial-Early Holocene tephrochronology for SW Swe-
den. Boreas.
Lind, E. M. and S. Wastegård 2011. Tephra horizons contempo-
rary with short early Holocene climate fluctuations: New re-
sults from the Faroe Islands. Quaternary Int. 246, 157–167.
Mangerud, J., H. Furnes and J. Jóhansen 1986. A 9000-year-old
ash bed on the Faroe Islands. Quaternary Res. 26, 262–265.
Mangerud, J., S. E. Lie, H. Furnes, I. L. Kristiansen and L. Lømo
1984. A Younger Dryas ash bed in western Norway, and its
possible correlations with tephra in cores from the Norwe-
gian Sea and the North Atlantic. Quaternary Res. 21, 85–104.
Matthews, I. P., H. H. Birks, A. J. Bourne, S. J. Brooks, J. J. Lowe,
A. Macleod and S. D. F. Pyne-O’Donnell 2011. New age es-
timates and climatostratigraphic correlations for the Borrobol
and Penifiler Tephras: evidence from Abernethy Forest, Scot-
land. J. Quaternary Sci. 26, 247–252.
Merkt, J., H. Müller, W. Knabe, P. Müller and T. Weiser 1993. The
early Holocene Saksunarvatn tephra found in lake sediments
in NW Germany. Boreas 22, 93–100.
Mohn, H. 1878. Askeregnen den 29de-30te Marts 1875. Forhan-
dlinger i Videnskapsselskabet i Christania aar 1877 10, 1-13.
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