Markku Oinonen & Samuli Helama A recent study published in an esteemed academic journal indicates that volcanic eruptions in the mid 500s resulted in an unusually gloomy and cold period. A joint research project of the Chronology Laboratory of the Finnish Museum of Natural History and Natural Resources Institute Finland (Luke) suggests that the years 536 and 541–544 CE were very difficult

Hans W. Linderholm 1, Marie Nicolle 2, Pierre Francus 3,19, Konrad Gajewski 4, Samuli Helama 5, Atte Korhola 6, Olga Solomina 7, Zicheng Yu 8, Peng Zhang 1, William J

Tree-ring widths and densities are commonly used for reconstruc- Samuli Helama IntroductionAdverse effects of recent droughts on the growth and vigor of pine and other tree species in Europe have been reported (Bigler et al. 2006;Dobbertin 2005;Martín-Benito et al. 2008;Martínez-Vilalta and Piñol 2002;van der Werf et al. 2007;Weber et al. 2007). Jari Holopainen • Samuli Helama • Charlotte Bjo¨rkenstam • Timo Partonen Received: 3 April 2013/Accepted: 13 June 2013/Published online: 9 July 2013 The Japanese Society for Hygiene 2013 Abstract Objectives Suicide mortality varies in both the short and long term. Our study examines suicide mortality in Finland and Sweden from the 1750s Author information: (1)Arctic Centre, University of Lapland, P.O. Box 122, 96101, Rovaniemi, Finland, samuli.helama@metla.fi.

Helama, Samuli. Anmäl trasig länk Kontrollerad:29/04/2014. Visa mera. Heino, Minka · Heinola, Satu · Heinonen, Riikka · Heinricius, Sigrid · Heinämaa, Anna · Heinänen, Saku · Heiskanen, Marjo · Helakisa, Kaarina · Helama, Samuli. Skriva ut. Helama, Samuli och Bryan C. Hood. " Stone Age Midden Deposition Assessed by Bivalve Sclerochronology and Radiocarbon Helama Tapio.

Jari Holopainen • Samuli Helama • Charlotte Bjo¨rkenstam • Timo Partonen Received: 3 April 2013/Accepted: 13 June 2013/Published online: 9 July 2013 The Japanese Society for Hygiene 2013 Abstract Objectives Suicide mortality varies in both the short and long term. Our study examines suicide mortality in Finland and Sweden from the 1750s

Nov 1, 2010 Samuli Helama ; In fact, previous studies (Cook et al., 1995; Briffa et al., 1996; Helama et al., over the past millennia (Helama et al., 2005c). Nov 6, 2015 Björn Gunnarson,; Björn Günther,; Emilia Gutierrez,; Kristof Haneca,; Samuli Helama,; Franz Herzig,; Karl-Uwe Heussner,; Jutta Hofmann, Aug 12, 2020 09:10-09:30 Samuli Helama, Natural Resources Institute (LUKE), Helsinki, Finland.

Historical trends in spring ice breakup for the Aura River in Southwest Finland, AD 1749–2018 - Stefan Norrgård, Samuli Helama, 2019 By Samuli Helama , Stefan Norrgård journals.sagepub.com — AbstractIce breakup (IBU) observations have been recorded for Aura River in Turku, southwest Finland, since the mid-18th century.

Geomorfologi). Upphov.

E-mail: samuli.helama@metla.fi Abstract Geochronological data of the conifer tree rings in a region sensitive to climatic effects of explosive eruptions were analysed for sudden growth reductions in Samuli Helama. Annual temperatures are generally rising in the northern hemisphere, but the trend is not that clear in Finland. First, there was an ascending of temperatures up to the mid-1930s, Samuli Helaman monitasoinen runoteos Kuva kuvas vie suomalaista runoutta takaisin sinne mistä se on lähtöisin, tarinallisuuteen. Helaman runot käsittelevät ihmisenä olemisen perimmäisimpiä kysymyksiä. Kukin kokoelman runoista muodostuu ikivanhasta kontekstista, nykyajasta nähtynä ja korvin kuultuna kokonaisuutena, feno Samuli Helama, Jouko Meriläinen, Heikki Tuomenvirta; Multicentennial megadrought in northern Europe coincided with a global El Niño–Southern Oscillation drought pattern during the Medieval Climate Anomaly. Samuli Helama IntroductionAdverse effects of recent droughts on the growth and vigor of pine and other tree species in Europe have been reported (Bigler et al.
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2007). Jari Holopainen • Samuli Helama • Charlotte Bjo¨rkenstam • Timo Partonen Received: 3 April 2013/Accepted: 13 June 2013/Published online: 9 July 2013 The Japanese Society for Hygiene 2013 Abstract Objectives Suicide mortality varies in both the short and long term.
Letter of credit

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Samuli Helama Division of Geology and Palaeontology Department of Geology P. O. Box 64 FIN-00014 University of Helsinki, Finland ACADEMIC DISSERTATION To be presented, with the permission of the Faculty of Science of the University of Helsinki, for public criticism in the small auditorium E204 of Physicum, Kumpula,

Request PDF | On Apr 4, 2017, Samuli Helama and others published Limited Late Antique cooling | Find, read and cite all the research you need on ResearchGate Jari Holopainen • Samuli Helama • Charlotte Bjo¨rkenstam • Timo Partonen Received: 3 April 2013/Accepted: 13 June 2013/Published online: 9 July 2013 The Japanese Society for Hygiene 2013 Abstract Objectives Suicide mortality varies in both the short and long term. Our study examines suicide mortality in Finland and Sweden from the 1750s Hans W. Linderholm 1, Marie Nicolle 2, Pierre Francus 3,19, Konrad Gajewski 4, Samuli Helama 5, Atte Korhola 6, Olga Solomina 7, Zicheng Yu 8, Peng Zhang 1, William J Samuli Helama. Natural Resources Institute Finland, P.O. Box 16, 96301 Rovaniemi, Finland.

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Helama, Samuli ; Schöne, Bernd R ; Black, Bryan A ; Dunca, Elena. / Constructing long-term proxy series for aquatic environments with absolute dating control using a sclerochronological approach : introduction and advanced applications. In: Australian journal of marine and freshwater research. 2007 ; Vol. 57. pp. 591-599.

Helama S., Lindholm M., Timonen M., Meriläinen J. & Eronen M. 2002: The supra-long Scots pine tree-ring record for Finnish Lapland: Part 2, interannual to centennial variability in summer temperatures for 7500 years. The Holocene 12 (6): 681-687. 2. samuli.helama@luke.fi.