Menneisyys numeroina - Ympäristöanomalioiden tutkimukset puun vuosilustojen kautta (QUANOMAL)

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2020

Buried in water, burdened by nature-Resilience carried the Iron Age people through Fimbulvinter

Oinonen, M., Alenius, T., Arppe, L., Bocherens, H., Etu-Sihvola, H., Helama, S., Huhtamaa, H., Lahtinen, M., Mannermaa, K., Onkamo, P., Palo, J., Sajantila, A., Salo, K., Sundell, T., Vanhanen, S. & Wessman, A., 21 Apr 2020, In : PLoS One. 15, 4, 27 p., 0231787.

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2019

Exact dating of the Meghalayan lower boundary based on high-latitude tree-ring isotope chronology

Helama, S. & Oinonen, M., 15 Jun 2019, In : Quaternary Science Reviews. 214, p. 178-184 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Frost rings in 1627 BC and AD 536 in subfossil pinewood from Finnish Lapland

Helama, S., Saranpää, P., Pearson, C., Arppe, L., Holopainen, J., Mäkinen, H., Mielikäinen, K., Nöjd, P., Sutinen, R., Taavitsainen, J-P., Timonen, M., Uusitalo, J. & Oinonen, M., 15 Jan 2019, In : Quaternary Science Reviews. 204, p. 208-215 8 p.

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2018

Solar superstorm of AD 774 recorded subannually by Arctic tree rings

Uusitalo, J., Arppe, L., Hackman, T., Helama, S., Kovaltsov, G., Mielikäinen, K., Mäkinen, H., Nöjd, P., Palonen, V., Usoskin, I. & Oinonen, M., 28 Aug 2018, In : Nature Communications. 9, 1, 8 p., 3495.

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Volcanic dust veils from sixth century tree-ring isotopes linked to reduced irradiance, primary production and human health

Helama, S., Arppe, L., Uusitalo, J., Holopainen, J., Mäkelä, H., Mäkinen, H., Mielikäinen, K., Nöjd, P., Sutinen, R., Taavitsainen, J-P., Timonen, M. & Oinonen, M., 22 Jan 2018, In : Scientific Reports. 8, 12 p., 1339.

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